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Larch woodwax or Ivory woodwax

How they differ, how to recognize them and which is more dangerous — a mushroom comparison

The short answer

Larch woodwax and Ivory woodwax are similar species that can be mixed up while foraging. The main visible difference: use: Larch woodwax — cook fresh, Ivory woodwax — cook fresh, pickling, salting. The mushrooms also differ in the following features: size, cap color, substrate.

Larch woodwax (Hygrophorus lucorum)

Larch woodwax

Hygrophorus lucorum

EdibleExpert-verified
Ivory woodwax (Hygrophorus eburneus)

Ivory woodwax

Hygrophorus eburneus

EdibleExpert-verified

📊 Comparing characteristics

Comparison of characteristics: Larch woodwax and Ivory woodwax
Edibility class

Larch woodwax

Edible

Ivory woodwax

Edible
Season

Larch woodwax

Autumn

Ivory woodwax

Autumn
Use

Larch woodwax

Cook fresh

Ivory woodwax

Cook freshPicklingSalting
Size

Larch woodwax

Small (up to 5 cm)

Ivory woodwax

Medium (5–15 cm)
Cap color

Larch woodwax

YellowOrange

Ivory woodwax

WhiteCream
Cap shape

Larch woodwax

Convex

Ivory woodwax

Convex
Cap surface

Larch woodwax

Slimy

Ivory woodwax

Slimy
Taste

Larch woodwax

Mild

Ivory woodwax

Mild
Smell

Larch woodwax

Odorless

Ivory woodwax

Odorless
Flesh color change

Larch woodwax

No change

Ivory woodwax

No change
Hymenophore

Larch woodwax

Gilled

Ivory woodwax

Gilled
Stem

Larch woodwax

Central

Ivory woodwax

Central
Ring (veil)

Larch woodwax

No ring

Ivory woodwax

No ring
Volva

Larch woodwax

No volva

Ivory woodwax

No volva
Substrate

Larch woodwax

SoilForest litter

Ivory woodwax

Soil
Nutrition type

Larch woodwax

Mycorrhizal

Ivory woodwax

Mycorrhizal
Partner trees

Larch woodwax

Larch

Ivory woodwax

BeechOakHornbeam

📅 Seasonality

Larch woodwax

Fruiting season

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

September – November

Ivory woodwax

Fruiting season

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

September – October

🔬 Morphology

Cap

Larch woodwax

Cap 2-5 cm, hemispherical at first, then flattened-convex with a small umbo. Color: bright lemon yellow, sometimes slightly orange at the center. The surface is slimy in wet weather — a thick layer of slime. In dry weather it dries out, turning glossy and waxy yellow.

Ivory woodwax

Cap 4-8 cm (young ones 4-5 cm), hemispherical at first, then convex-flattened with a small umbo. White or creamy white, with a faint yellowish tint, especially at the center. The surface is moist AND slimy in wet weather — a thick layer of clear slime. In dry weather it dries out and becomes smooth.

Hymenophore

Larch woodwax

Gilled hymenophore. The gills are widely spaced, thick, and decurrent (a typical feature of the genus). White or cream at first, turning yellowish with age. Spore print white.

Ivory woodwax

Gilled hymenophore. The gills are widely spaced, thick, and decurrent (a typical feature of the genus). White at first, taking on a cream tint with age. Spore print white.

Stem

Larch woodwax

Stem 4-6 cm tall, 0.5-1 cm thick, cylindrical. Whitish or pale lemon yellow, with yellow scales or granules. Paler at the top, a more intense yellow toward the base. The surface is moist or slimy. No ring.

Ivory woodwax

Stem up to 10 cm tall, 0.5-1.5 cm thick, cylindrical or tapering toward the base. White; the surface is slimy in wet weather, with a white mealy coating at the top. Hollow inside. No ring.

Flesh

Larch woodwax

The flesh is white, under the yellow skin — intensely yellow. Thin and tender. Hardly changes color when cut. Firm texture, not watery.

Ivory woodwax

The flesh is white, firm in young mushrooms, becoming watery with age. Does not change color when cut. A faint, unremarkable mushroomy taste.

Smell

Larch woodwax

Smell faint, barely mushroomy, with no sharp notes. Taste mild, pleasantly mushroomy, not bitter.

Ivory woodwax

Faint mushroomy smell, mildly pleasant. Some sources describe a hint of almond or resin. Taste bland, mild.

📍 Habitats

Larch woodwax

Conifer forest

Ivory woodwax

Deciduous forestMixed forest

👀 Similar mushrooms — don't mix them up!

❓ Frequently asked questions

Can Larch woodwax and Ivory woodwax be mixed up?
Yes, they look so similar that people often mix them up. The use, size, cap color help tell them apart.
How to tell Larch woodwax from Ivory woodwax?
The main differences: use: Larch woodwax — cook fresh, Ivory woodwax — cook fresh, pickling, salting; size: Larch woodwax — small (up to 5 cm), Ivory woodwax — medium (5–15 cm); cap color: Larch woodwax — yellow, orange, Ivory woodwax — white, cream. The full table of characteristics is higher up on this page.
Is Ivory woodwax edible?
Ivory woodwax — edible.
When do Larch woodwax and Ivory woodwax grow?
Larch woodwax — September–November; Ivory woodwax — September–October.

Sources

  • [1]Вікіпедія (українська)
  • [2]Атлас грибів України, Зеров Д.К. (1979)
  • [3]MycoBank Database
  • [4]Index Fungorum
  • [5]GBIF
  • [6]iNaturalist Ukraine