My Wick Mushroom Is Large Enough to Fall into the Melt Pool — What Should I Change First?

My Wick Mushroom Is Large Enough to Fall into the Melt Pool — What Should I Change First?

 

Candle Wick Cutter ₹177.00 Eco C1 ₹5.90 a wick (20-pack ₹118.00) Eco C2 ₹9.44 a wick at every pack
Mushroom falling into the pool
Stop, cool, lift and trim today, then let the pool choose the one change you test.
★★★★☆
"Quality of the wick is good for jar candles, team can work on the pricing and delivery timelines."
Monika DeepVerified buyer · Oct 2025
Eco Candle Wicks
★★★★★
"Quality wick, works very well"
AshwiniSep 2025
Eco Candle Wicks
★★★★★
"One of the best fragrance oils"
AnonymousVerified buyer · Jul 2025
Dark Vanilla Fragrance
★★★★☆
"Will buy more.. wonderful"
Punam SarmaVerified buyer · Dec 2024
Cinnamon Vanilla
★★★★★
"Frangance is sooo good"
Sneha TamangVerified buyer · May 2025
Cinnamon Vanilla
★★★★★
"Soy wax quality is the best, which ever products ordered were properly packed and delivered as early as possible, timely response to the inquiries. Good service"
Jaya SawlaniVerified buyer · Nov 2025
Luxury Soy Wax CSI 464 (Flakes Form) For Container Candles
★★★★☆
"Quality of the wick is good for jar candles, team can work on the pricing and delivery timelines."
Monika DeepVerified buyer · Oct 2025
Eco Candle Wicks
★★★★★
"Quality wick, works very well"
AshwiniSep 2025
Eco Candle Wicks
★★★★★
"One of the best fragrance oils"
AnonymousVerified buyer · Jul 2025
Dark Vanilla Fragrance
★★★★☆
"Will buy more.. wonderful"
Punam SarmaVerified buyer · Dec 2024
Cinnamon Vanilla
★★★★★
"Frangance is sooo good"
Sneha TamangVerified buyer · May 2025
Cinnamon Vanilla
★★★★★
"Soy wax quality is the best, which ever products ordered were properly packed and delivered as early as possible, timely response to the inquiries. Good service"
Jaya SawlaniVerified buyer · Nov 2025
Luxury Soy Wax CSI 464 (Flakes Form) For Container Candles
Reviews collected and published through Judge.me on candlemakingsuppliesindia.store. They are general reviews of the products named on each card, not assessments of the advice set out below. Wording is unedited.
✓ Prices verified 7 October 2026, stock checked per pack ✓ GST invoice; MSDS and IFRA documentation on request ✓ Raw materials only — CSI does not sell finished candles
CSI Wick Diagnosis · Mushrooming
A mushroom in the pool is a stop sign, not a grade. Fix today's candle first; then let the pool depth choose between one CSI rung down and a lower load, and approve nothing until nine candles burn to the end without a single fall.
0 falls
the approval rule: nine candles to the end, no carbon in the pool in any candle or third · CSI live pricing, October 2026
Quick answers — read this first
My wick's mushroom gets big enough to fall into the melt pool. What do I change first? Today: stop the burn, let the candle cool and set, lift the debris out, trim to 5–6 mm, and hold that batch back from sale. Falling carbon is a fail until it is fixed: debris in a pool can keep burning or flare, and it leaves black specks in the wax.

Then which change, wick or load? Let the pool decide. If the pool is deeper than about 1–1.5 cm or the flame tall, the wick is too strong: test one CSI rung down. If the pool and flame are normal, lower the fragrance load first (8% to 6%), because a smaller wick over a normal pool usually tunnels. If the candle is dyed, test it undyed too.

How do I prove the fix? Nine candles: your current candle as the control, one rung down, and the lower load, three each, burned to the end in 4-hour sessions. The approval rule is zero falling carbon in any candle, in any third.

What does it cost? From C2: the Eco C1 20-pack, 2 kg of Luxury Soy Wax CSI 464 and a ₹177.00 cutter, ₹1,309.80. Without the cutter, ₹1,132.80.
The short answer
First, today: stop, cool, lift debris out, trim to 5–6 mm, quarantine the batch. Never relight with carbon sitting in the wax.
Falling carbon: a fail, not a borderline. It is a fire and quality concern in any candle you sell.
First formula change: pool deep or flame tall → one CSI rung down (C2 → C1, Cotton Braided → C2). Pool and flame normal → load 8% → 6% on the same wick. Dyed → add an undyed arm.
Proof: nine candles to the end, debris specks counted after every session; approve only with zero falls in every candle and third.
When the mushroom falls: what you are seeing Side cross-section, late in a burn. Illustrative, not to scale. melt pool solid wax Cap over your limit, grown during the burn Debris in the pool can keep burning or flare Measure pool depth: it chooses the route Black specks set into the wax after cooling What to change, and when Now Stop the burn. Cool and set. Lift debris out. Trim 5–6 mm. Hold the batch. This week Read flame + pool. Deep or tall: one rung down. Normal: load 8% → 6%. Dyed? undyed. Before production Nine candles to the end. Zero falling carbon in any candle, any third. Then buy. Falling carbon is a fail until fixed. One change at a time, with a control beside it.
Top: what a falling mushroom looks like in section. The cap grows during the burn, pieces drop, and a piece on the pool can carry a small flame of its own; after cooling, black specks remain in the wax. The pool depth, measured with a skewer before you extinguish, is what tells you which formula change to try first. Bottom: three horizons. Today is about the candle in front of you; this week is about choosing one change; production waits until nine candles burn to the end without a single fall.
Straight answer
My wick mushroom is large enough to fall into the melt pool. What should I change first?
First, the candle in front of you. Stop the burn, let it cool and set completely, lift the carbon out of the wax, trim the wick to 5–6 mm and hold the batch back from sale. Treat falling carbon as a fail until it is fixed. It is past the point of "some mushrooming is normal". Then make one formula change, and let the pool choose it. Measure the pool depth with a skewer and the flame height before you extinguish the next test burn. If the pool is deeper than about 1–1.5 cm or the flame is tall and rising, the wick is drawing more fuel than it can burn: test one CSI rung down (C2 to C1, Cotton Braided to C2, a C2 pair to a C1 pair). If the pool and flame are normal, the wick is right for the jar and the fuel is too rich for it: lower the load on the same wick, 8% to 6% in our worked example, because a smaller wick over a normal pool most often tunnels. If the candle is dyed, add an undyed arm, since heavy dye can also contribute. Prove the change on nine candles to the end: the current candle as a control, the rung down and the lower load, three each, with every pool watched and every set surface checked for black specks. Approve only with zero falls, in every candle, in every third.
One line: stop, cool, lift and trim today; tomorrow let the pool depth decide between one rung down and a lower load; approve nothing until nine candles burn to the end without a single fall.
Today's fix and the test, priced: a Candle Wick Cutter (₹177.00), and from C2 one Eco C1 20-pack (₹118.00) plus 2 kg of Luxury Soy Wax CSI 464 (₹1,014.80) for nine candles: ₹1,309.80. From Cotton Braided, an Eco C2 10-pack instead: ₹1,286.20. In stock on 7 October 2026; the C1 10-pack is not.
Wick cutter — ₹177.00

Today: the immediate response

The candle you're looking at needs attention before the formula does.

Your situation, stated exactly: during a burn, the carbon cap on the wick has grown large enough that it, or pieces of it, drop into the melt pool. Perhaps it happened at hour three or four of a long session, perhaps with a vanilla or other heavy scent, perhaps in a dyed candle, perhaps only near the bottom of the jar. Write down which, because each points somewhere different. Whatever the cause, the first change is the same.

1
Stop the burn and write the timeExtinguish it gently and note the hour of the session, the room conditions (fan, AC, window), the oil and load, and whether the wick was trimmed at the start. That note is your first data point.
2
Let it cool and set completelyDon't fish carbon out of liquid wax with the candle hot. Wait until the surface has set.
3
Lift the debris out, then trimRemove every visible piece of carbon from the surface, then trim the wick to 5–6 mm and take off what is left of the cap. A cutter with a debris catcher makes this cleaner. Never relight a candle with carbon still sitting in the wax: a piece in the next pool can catch.
4
Count the specks and photograph the surfaceBlack specks set into the wax are the record that carbon fell. Count them and photograph the surface beside the candle's code. You'll do the same after every test session.
5
Hold the batch backIf this candle came from a batch for sale, quarantine the batch until the test below has passed, and keep two candles from it as retains. The commercial side, what to do with stock already sold and how to talk to customers, is the carbon-breaking-off post.
Safety first, plainly: carbon burning on the pool, a flare, a second small flame, continuous smoke, or a flame approaching the glass means stop now. Never judge glass heat by touch; use your own non-contact thermometer at marked points (CSI lists none, and our Pen Thermometer is for wax). The "Safe for hot pour up to 85°C" wording on our 150 g jar pages is a pour limit, not a burn rating. No change you make will let you promise a candle that never mushrooms or never soots.

Why a falling mushroom fails the candle

A cap on the wick is a measurement. A cap in the pool is an event.

Carbon on the tip is something you can set a limit for (how much mushrooming is normal sets one from your own baseline candles). Carbon in the pool is different in kind. A glowing piece can keep burning on the surface or act as a second, unplanned wick; debris can flare as it meets liquid fuel; and every piece that sets into the wax is a black speck a customer will see the next time they light the candle. Those are the reasons we treat any fall as a fail in testing, whatever the cap measured a minute before. The full quality and commercial argument is 6955's to make; for this post, it's enough that a falling mushroom is a stop sign, not a grade.

Why does a cap get that big? It grows when the tip receives more fuel than the flame burns completely, and the longer the session, the more it collects (the cluster hub, large mushroom after every three-hour burn, covers the mechanism). A cap heavy enough to break off has usually been growing for hours, which is why falls cluster late in long sessions and lower in the jar, where heat builds and the pool deepens. A leaning or off-centre wick can carry its cap out over the pool and drop it sooner.

The causes, ranked, and which change comes first

Two formula routes, wick and load. The pool tells you which to try first.

The ranking is our judgement for a cap that grows until it falls. Signs are common observations, not CSI burn data; CSI publishes no carbon, soot or wick data for any product.

Cause ranking · mushroom large enough to fall into the pool
Burning = how the candle is used · making = the formula · ₹ from CSI live pricing, 7 October 2026
Cause What you'd see Discriminating test Fix Cost
1. Wick too strong (making: wick size) Pool deeper than about 1–1.5 cm, tall or rising flame, fast wax loss, soot on the card, falls from mid-session One CSI rung down beside the control Step down if the pool still reaches the glass ₹118.00 (C1 20, from C2) or ₹94.40 (C2 10, from Cotton Braided)
2. Fuel too rich for the wick (making: load, oil) Pool and flame normal; heavy cap regardless; worse with vanilla-rich, resinous or dark gourmand oils, or higher loads Same wick at a lower load (8% → 6%) Lower load within both ceilings, or a per-fragrance spec Nothing extra; it uses less oil
3. Session too long (burning) Falls only after hour four, never before Watch at hours 2, 3 and 4 on the control A maximum burn time you have tested, on the label Nothing
4. No start trim, or cap left on (burning) Falls on sessions lit untrimmed Same candle, sessions from a 5–6 mm trim Trim before lighting A cutter from ₹177.00
5. Dye (making: colourant) Only the coloured version drops carbon Same candle undyed A lower dose or colour-specific spec Your own dye
6. Leaning wick or draught (making: centring; burning: air) Cap hangs over the pool on one side; flicker Centred wicks, still air Centre every wick; placement advice ₹118.00 for 5 holders

Causes 3 and 4 decide whether the formula needs changing at all: if the control never drops carbon from a 5–6 mm start within your label's burn time, the fix is the label, not the candle. But be honest about it: if it only behaves when trimmed shorter than real customers manage, the label is covering a formula problem (trimming versus a bad formula).

Wick first or load first: the pool decides

The first formula change · chosen by evidence from the control candle
Measured before extinguishing, at the hour carbon starts to fall · depth and flame limits are rules of thumb you confirm
Pool depth Flame First change Why
Deeper than about 1–1.5 cm Tall or rising One CSI rung down The wick is drawing more fuel than it burns; less wick, less fuel
Normal Normal Load 8% → 6%, same wick The wick suits the jar; the fuel is too rich for it. A smaller wick would likely tunnel
Deeper than about 1–1.5 cm Normal Run both arms The evidence is split; the test will separate them
Shallow, short of the glass Any Neither: check centring, construction, oil A wick that tunnels and drops carbon needs a different system, not a smaller size

The load route is often missed because it doesn't feel like a fix, but it is the one change that reduces the fuel without reducing the wick. It also costs less oil per candle: 8% to 6% saves 4 g in a 200 g candle, 25% of the oil. With Vanilla Bean as a worked example at its 1 kg price, that is ₹30.58 a candle. Throw may drop too; whether it stays acceptable is your sniff test, and finding the lowest load that keeps your throw is optimising the load before the wick. When the carbon starts early, around hour two, the load-arm method is the carbon-ball post. The jar-diameter version of "reduce the load to cure the mushroom" is the 8 cm coffee case.

Don't change the wick and the load together. If both change and the falls stop, you don't know which fixed it, and you may have paid in throw or tunnelling for a change you didn't need. Don't wick down twice in a row chasing a cap: if one rung down tunnels, stop, and see wicked down, now it tunnels. And don't pass a candle because it only dropped carbon once. Once is a fall.

The three-arm test and the zero-fall rule

Nine candles, one change each, and a count of every speck.

The test uses the series' default test candle, labelled: 200 g at 8% = 16 g fragrance + 184 g wax (load as a percentage of total weight), in your jar. Three arms of three, poured together: A your current wick at 8% (the control: it should reproduce the falls); W one CSI rung down at 8%; L your current wick at 6%, 12 g fragrance + 188 g wax. That is 9 candles, 132 g of your oil and 1,668 g of wax. If the candle is dyed, add a fourth arm, current wick at 8% undyed: 2,220 g of wax, 2 × 1 kg + 500 g (₹1,274.80).

The session protocol · per candle
Four-hour sessions, a common care-label maximum, used here as a labelled worked example · limits are yours to set before burn one
When What you check Record
Before lighting Trim to 5–6 mm, cap removed, surface clear of specks, still air Start trim; room temperature
Hours 2, 3 and 4 Cap width beside a ruler; flame height; pool surface for debris; 30-second smoke watch mm, cm, debris yes/no, smoke yes/no
Hour 4, before extinguishing Pool depth with a skewer midway; white card cm; clean/grey/black
At extinguishing Whether the cap drops as the flame goes out Yes/no
After the wax sets Black specks on the surface, counted; photo with the candle code Speck count

Burn every candle to about 1 cm from the bottom: at a worked-example 7.0 g an hour, about 7 four-hour sessions each, so roughly 252 pool checks across the test. Cure first (3 days; Vanilla Bean's page, for example, states "48–72 hours for soy wax"), burn in still air, and mark each jar into thirds, because falls cluster late in the jar. A speck count of zero after a session is the result you want; any speck means carbon fell, even if you didn't see it happen.

The approval rule (ours, labelled)
An arm is approved when no candle drops carbon in any session, in any third: no debris seen on the pool, nothing dropping at extinguishing, and a speck count of zero after every session. It must also stay inside your other limits: cap within your written limit at hour four, flame in your band, a clean card, and a pool that reaches the glass by burn two. One fall in one candle fails the arm. The control is expected to fail; if it doesn't, cause 3 or 4 was the problem, not the formula. This is an in-house protocol, not an industry standard.

Reading the result: if L passes and W tunnels, keep the wick and move the load. If W passes and L still drops carbon, the wick was too strong. If both pass, choose the one with the better full-life pool and the throw you want. If neither passes, combine them only now (one rung down at 6%), or look at construction and oil (smaller size or a different construction). A late-jar version of the same failure, falls only in the bottom third, is mushrooms only in the bottom third.

The CSI buy list and the step to production

CSI's sized, tabbed wicks are three rungs: C1 → C2 → Cotton Braided. One rung down means Cotton Braided → C2, C2 → C1, or a C2 pair → a C1 pair; there is no sized, tabbed wick between them, nothing smaller than C1, and one wooden wick with no width options. If you are already on C1, route W doesn't exist at CSI: the load, the oil or a different construction are your options, or ask us on WhatsApp, and we'll say plainly if we have nothing smaller.

Test materials and ₹ · 9 candles
CSI live pricing, 7 October 2026, in stock · your own oil, jars and current wicks · excludes labour, freight, packaging and GST
Item Need Buy ₹
Wax: Luxury Soy Wax CSI 464 (or yours) 1,668 g 2 × 1 kg (332 g spare) ₹1,014.80
Fragrance: your problem oil 132 g (six at 16 g, three at 12 g) From stock your own
Route W wicks, from C2 3 C1 Eco C1 20-pack (17 spare) ₹118.00
Route W wicks, from Cotton Braided 3 C2 Eco C2 10-pack (7 spare) ₹94.40
Route W wicks, from a C2 pair 6 C1 Eco C1 20-pack (14 spare) ₹118.00
Cutter 1 Candle Wick Cutter, 3 cm blade ₹177.00
Kit total, C2 start C1 20 + 2 kg wax + cutter (without cutter ₹1,132.80) ₹1,309.80

Argued against our own interest: if the pool is normal, the most likely fix is route L, which needs no wicks and uses less of the oil we sell. And because C1 (₹5.90) and C2 (₹9.44) cost the same per wick at every pack, buying bigger now gains you nothing but shelf stock. The step from C2 to C1 saves ₹3.54 a candle; that is a side effect, never the reason.

The step to production quantity

Production wicks = candles × wicks per candle × (1 + a defect allowance). Worked example, labelled: 350 single-wick candles a month with a 2% allowance is 357 wicks. If route W passes on C1, 3 × 100 + 50 + 20 = 370 for ₹2,183.00. If route L passes on your C2, the wick order is unchanged (₹3,492.80 for 370) and the oil order falls: 1,400 g a month less oil at that volume, worth ₹10,704.40 with Vanilla Bean as the worked example at its 1 kg price. Reorder point = daily use × your lead time + safety stock; CSI publishes no lead times, so ask on WhatsApp. Release the quarantined batch only if it was made to the formula that passed; if not, see 6955.

Don't buy 1,000 wicks the day after a fall. The 1,000-packs are ₹5,900.00 (C1) and ₹9,440.00 (C2), no cheaper per wick, and you don't yet know whether the fix is the wick at all. Nine candles to the end first.
Diwali is 8 November 2026, 32 days from 7 October 2026. The nine-candle test (a 3-day cure, then about seven daily 4-hour sessions) takes about 10 days. If festive stock is on hold, pour this week and send us your wick and wax count on WhatsApp for stock, dispatch and a GST invoice.
WhatsApp a festive order

What to buy, and what to skip

Four items, chosen on page statements, price and stock on 7 October 2026. CSI publishes no carbon, soot or flame data, so nothing is ranked on performance, and each card says when not to buy.

1
tool · the immediate fix · today
Candle Wick Cutter | Candle Wick Trimmer
The first change is mechanical and free if your scissors reach: once the candle has cooled and set, lift the debris out of the wax and trim the wick to 5–6 mm. A cutter makes that clean and repeatable. The Candle Wick Trimmer's page lists a "debris catcher" and says "Trim your wick to 1/4 inch before every burn"; its "reducing smoke and soot buildup" line is the page's claim. Argued against our own interest: trimming fixes today's candle, not the formula. If a trimmed candle drops carbon again within its own session, no trimmer is the answer, and you shouldn't ask customers to trim mid-burn (what customers can reasonably be asked).
Listing Price Stock Why
Candle Wick Cutter, 3 cm blade ₹177.00 In stock the trim and the cap, after cooling
Candle Wick Cutter, 5.5 cm blade ₹295.00 In stock reaches the bottom third of a deep jar
Candle Wick Trimmer, debris catcher ₹588.82 In stock lifts the cap out instead of dropping it
From ₹177.00; the 3 cm blade is enough for most jars. Buy cutter — ₹177.00
2
wick · pre-tabbed · route W, one rung down
Eco Candle Wicks — Thin (C1) and Thick (C2)
Route W in the test, when the pool is deep or the flame tall. From C2 the next rung is C1; from Cotton Braided it is C2; from a C2 pair, a C1 pair. In the text we captured, the page states no size, length or jar-diameter range, and its "minimal soot or smoke" is the page's claim, so the test decides. C1 is ₹5.90 and C2 ₹9.44 a wick at every pack. Argued against our own interest: if your pool is normal, don't start here: a smaller wick over a normal pool often tunnels, and the load route costs no wicks at all. The C1 10-pack is out of stock on 7 October 2026.
Pack Price Per wick Use
Thin (C1) / 10 ₹59.00 ₹5.90 Out of stock on 7 October 2026
Thin (C1) / 20 ₹118.00 ₹5.90 route W from C2: 3 used, 17 spare
Thin (C1) / 50 ₹295.00 ₹5.90 same per wick
Thin (C1) / 100 ₹590.00 ₹5.90 production, by the month
Thin (C1) / 500 ₹2,950.00 ₹5.90 same per wick
Thin (C1) / 1,000 ₹5,900.00 ₹5.90 same per wick
Thick (C2) / 10 ₹94.40 ₹9.44 route W from Cotton Braided
Thick (C2) / 20 ₹188.80 ₹9.44 same per wick
Thick (C2) / 50 ₹472.00 ₹9.44 same per wick
Thick (C2) / 100 ₹944.00 ₹9.44 production, by the month
Thick (C2) / 500 ₹4,720.00 ₹9.44 same per wick
Thick (C2) / 1,000 ₹9,440.00 ₹9.44 same per wick
C1 ₹5.90, C2 ₹9.44 a wick at every pack. Buy C1 20 — ₹118.00
3
accessory · straight wick, fair test
Wick Centering Device (Pack of 5)
A wick that leans carries its cap over the pool rather than above the flame, so a leaning wick can drop carbon sooner (a tendency, and one reason to centre every test wick). These are bars with a single 4 mm hole for openings the page gives as "less than 4"" (about 10 cm): one wick each, not pairs. ₹23.60 a holder, reusable. Limitation: centring keeps the test fair; it doesn't fix a wick that is too strong or a fuel that is too rich.
Pack Price Per holder For this test
Pack of 5 ₹118.00 ₹23.60 two packs hold nine test candles poured together
₹23.60 a holder. Buy 5 — ₹118.00
4
wax · route L and the control
Luxury Soy Wax CSI 464 (Flakes Form)
All three arms need one wax lot. If CSI 464 is yours, the page states "Fragrance Load Up to 10%" and "Pour Temperature 80°C – 90°C": 8% and 6% both sit inside the ceiling, so route L stays within the page maximum. Flat per gram from 1 kg. Limitation: if you produce in another wax, test in that wax; switching wax is a third variable.
Size Price Per gram Use
500 g ₹260.00 ₹0.52 the undyed arm, if needed
1 kg ₹507.40 ₹0.51 the test: two packs
5 kg ₹2,537.00 ₹0.51 production
10 kg ₹5,074.00 ₹0.51 production
2 × 1 kg = ₹1,014.80 for nine candles. Buy 1 kg — ₹507.40

Skip for now: wicks if your pool is normal (start with route L); a new oil "that doesn't mushroom" while the test is running; Cotton Braided as a fix for falling carbon in a jar where C2 already caps; and any production pack before nine candles burn to the end.

The CSI principle
Fix the candle today, then let the pool choose the one change you test.
Stop, cool, lift, trim, quarantine. Deep pool or tall flame: one CSI rung down. Normal pool: a lower load. Nine candles to the end, zero falls. From C2 the test costs ₹1,309.80 with a cutter.
"Some mushrooming is a measurement. A mushroom in the pool is a stop sign."
— CandleMakingSuppliesIndia
Why trust this guide

CandleMakingSuppliesIndia sells the wicks, wax and tools named here, not finished candles. This page still tells you that the most likely fix for a normal-pool candle needs no new wicks and less of our oil, that our wick packs cost no less per wick in bulk, and that below C1 we have no smaller sized wick.

Every CSI price was checked on the live store on 7 October 2026, with stock checked per pack: the Eco C1 10-pack is out of stock and is not used, and every other item priced here is in stock on that date. Page wording is quoted and attributed, including the trimmer's "debris catcher", the Eco page's "minimal soot or smoke" and the Wick Centering Device's "less than 4"".

The zero-fall rule, the speck count, the session protocol, the 8% → 6% arm, 7.0 g an hour, 350 candles a month and the 2% allowance are labelled examples or our judgement, not standards. The pool depth (about 1–1.5 cm), flame band, 5–6 mm trim and 1 cm wax floor are common rules of thumb. Fragrance and dye effects are tendencies, not CSI test data. For bulk pricing, GST invoicing, and MSDS and IFRA documentation on request, message us on WhatsApp at +91 7397976926.

Frequently asked questions

What should I do if the wick mushroom falls into the candle wax?
Stop the burn, let the candle cool and set, lift the carbon out, trim the wick to 5–6 mm and only then relight. Never relight with debris in the wax. If it happens in testing, treat it as a fail until a formula change stops it.
Is it dangerous if carbon from the wick falls into the melt pool?
It is a fire and quality concern: a glowing piece can keep burning on the pool, act as a second wick or flare, and it leaves black specks in the wax. That is why it should fail a test candle outright.
Should I use a smaller wick or less fragrance oil to stop mushrooming?
Let the pool decide. A pool deeper than about 1–1.5 cm or a tall flame points to a smaller wick. A normal pool and flame point to a lower load on the same wick, because a smaller wick would probably tunnel. Test one change at a time.
Why does my wick mushroom fall off?
A cap that grows for hours gets heavy and brittle and can break off, especially late in long burns, lower in the jar, or when the wick leans over the pool. Oversized wicks and rich fragrance loads commonly make caps grow faster.
Can trimming the wick stop it from mushrooming?
Trimming to 5–6 mm before lighting reduces it and removes yesterday's carbon. If the cap still grows large enough to fall within one normal burn, the formula needs changing; a candle shouldn't need trimming partway through a burn.
What is one wick size smaller than C2?
At CSI, Eco Candle Wicks Thin (C1), ₹5.90 a wick; the 20-pack (₹118.00) is the smallest in stock. There is nothing between C1 and C2, and nothing smaller than C1.
Mushroom falling into the pool
Stop, cool, lift and trim today; then let the pool choose between one rung down and a lower load, and approve only with zero falls.
From C2 the nine-candle test costs ₹1,309.80 with a cutter and 2 kg of wax, or ₹1,132.80 without the cutter. If you are already on C1, tell us on WhatsApp, and we'll say plainly what we stock, and what we don't.
Shop Candle Wick Cutter Check stock on WhatsApp
Editorial standards & sources
About this guide: part of CSI's cluster "Mushrooming & Carbon Buildup" (6941–6960) in the series on large flames, soot, smoke, mushrooming and wick purchase. It covers what to do when a wick mushroom falls into the melt pool: the immediate response, why a fall fails the candle, a ranked cause table, how pool depth chooses between one CSI rung down and a lower fragrance load, a nine-candle test with a speck count and a zero-fall approval rule, a CSI buy list and a production step.

Customer reviews: The six reviews at the top of this page are genuine, published Judge.me reviews left by CSI customers on the product pages named on each card — Cinnamon Vanilla, Dark Vanilla Fragrance, Eco Candle Wicks, Luxury Soy Wax CSI 464 (Flakes Form) For Container Candles. They are general product reviews, not assessments of the burn and wick advice on this page. Names, star ratings, dates and products are as recorded by Judge.me and wording is unedited. "Verified buyer" appears only on reviews Judge.me recorded as verified — Monika Deep, Anonymous, Punam Sarma, Sneha Tamang, Jaya Sawlani. The reviews from Ashwini are published but not recorded as verified, and carry no badge. Reviews below five stars are included as published, not filtered out.

Figures verified 7 October 2026, CSI live pricing: Eco Candle Wicks Thin (C1) 10 ₹59.00 (out of stock), 20 ₹118.00, 50 ₹295.00, 100 ₹590.00, 500 ₹2,950.00, 1,000 ₹5,900.00 (₹5.90 a wick); Thick (C2) 10 ₹94.40, 20 ₹188.80, 50 ₹472.00, 100 ₹944.00, 500 ₹4,720.00, 1,000 ₹9,440.00 (₹9.44 a wick); Candle Wick Cutter ₹177.00 and ₹295.00; Candle Wick Trimmer ₹588.82; Wick Centering Device (Pack of 5) ₹118.00; Luxury Soy Wax CSI 464 500 g ₹260.00, 1 kg ₹507.40, 5 kg ₹2,537.00, 10 kg ₹5,074.00; Vanilla Bean Fragrance Oil 1 kg ₹7,646.00 (₹7.65/g). Every item priced here is in stock on 7 October 2026 except where marked. Per unit = price ÷ wicks, holders or grams, two decimals. CSI lists no non-contact thermometer.

Non-price figures: "large enough to fall into the melt pool" is the reader's description (title). The 200 g test candle at 8% (16 g oil + 184 g wax) and the 6% arm (12 g + 188 g), load as a percentage of total weight, are labelled; wax ceiling as the page states (Luxury Soy Wax CSI 464 up to 10%), and Vanilla Bean's page states up to 10% in soy, both formulation limits, not regulatory ones. The zero-fall rule, speck count, session protocol, 7.0 g/h, 350 candles a month and 2% allowance are labelled examples or our judgement. The pool depth (about 1–1.5 cm), 5–6 mm trim, four-hour session and 1 cm wax floor are common rules of thumb. Costs are materials only and exclude labour, freight, packaging and GST. Diwali 8 November 2026 is a calendar fact.
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