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    Larch bolete

    Suillus grevillei (Klotzsch) Singer · Suillaceae

    Also: Greville's bolete, Tamarack jack

    ✓ EdibleRisk of confusion: low

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    Identification in 5 steps

    Larch bolete
    Photo: Achim Lammerts (Syntaxys) · CC BY-SA 4.0 · Wikimedia Commons

    The larch bolete is a bright golden to orange-yellow slippery jack with a ring that grows only under larches. It is a common edible mushroom.

    SeasonJune to November
    Spore printochre-brown
    FamilySuillaceae
    1. Cap. The cap is 3 to 10 cm wide, golden yellow to orange-brown, smooth and very slimy when wet.
    2. Underside. The tubes and pores are yellow, later olive yellow, and turn brown when pressed.
    3. Stem, ring and volva. The stem is yellow with a whitish-yellow, membranous ring, often brownish below it. There is no volva.
    4. Smell and taste. It smells and tastes mild.
    5. Flesh and colour change. The flesh is yellow and hardly changes colour.

    Lookalikes

    Grows only with larches; peel off the slimy cap skin before cooking.

    Habitat & Season

    No special requirements; only very dry soils are avoided. From the lowlands to the tree line, wherever larches grow.

    Host trees

    Larch.

    Season

    possible good main season

    Rarely as early as May.

    Mushroom regions with a daily forecast

    There are no records per region for this species yet. The country pages lead to all regions with a daily forecast.

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    Chance near you

    How good are the chances of finding this species where you are right now? We calculate it from weather, soil moisture, altitude and forest at your location.

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    Safety

    Never eat a mushroom you have not identified with certainty. Eat only mushrooms you have identified with certainty, and always cook them thoroughly.

    Advice for your country

    United Kingdom

    Poison centre:

    NHS 111 (England)111

    Emergency: 999 · 112

    Ireland

    Poison centre:

    National Poisons Information Centre (public line)(01) 809 2166

    Emergency: 112 · 999

    Germany

    Poison centre:

    Giftnotruf Berlin030 19240Giftinformationszentrum München089 19240GIZ-Nord Göttingen0551 19240

    Emergency: 112

    Mushroom advice: DGfM: find a mushroom expert. Certified mushroom experts of the German Mycological Society (DGfM).

    Collecting rules: Mushrooms that are not specially protected may be collected in small quantities for personal use unless a protected area or ban applies. Certain specially protected edible species (e.g. cep, chanterelle, birch bolete) may be collected in small quantities for personal use.

    Austria

    Poison centre:

    Vergiftungsinformationszentrale (VIZ)01 406 43 43

    Emergency: 112 · 144

    Mushroom advice: Austrian Mycological Society (ÖMG): mushroom advice. Mushroom advice by the Austrian Mycological Society or regional services such as municipal market offices.

    Collecting rules: At most 2 kg of mushrooms per person per day unless the forest owner has prohibited collecting; organised collecting events are prohibited. Additional state rules apply (collecting hours, closed seasons), e.g. Carinthia, Tyrol, Vorarlberg, Salzburg.

    Conservation and collecting rules

    Not specially protected.

    No species-specific rule known.

    Red List Germany: Least concern

    In the kitchen

    Peel off the cap skin, then fry or use in mixed dishes. Cook thoroughly.

    Possible. The slimy cap skin can have a laxative effect.

    Frequently asked questions

    Larch bolete: Is it edible?

    Yes, it is regarded as an edible mushroom. Cook thoroughly. Grows only with larches; peel off the slimy cap skin before cooking.

    Larch bolete: When and where does it grow?

    In Central Europe the season runs from June to November. Rarely as early as May. Partner and habitat: larch. Soil: no special requirements; only very dry soils are avoided. Altitude: from the lowlands to the tree line, wherever larches grow.

    Larch bolete: What are its lookalikes?

    The most important one to rule out is Slippery Jack (Suillus luteus, edible with restrictions): it has a brown cap and grows under pines. Other lookalikes: sticky bolete.

    Related species

    Mushroom trainer: test yourself

    Sources

    Photo credits

    No substitute for having your finds checked in person. No guarantee of accuracy. Updated: 17.10.2026.

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