Chestnut Mushroom Liquid Culture Syringe (10cc)
Chestnut Mushroom Liquid Culture Syringe (10cc) is backordered and will ship as soon as it is back in stock.
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Description
Description
Chestnut Mushroom Liquid Culture Syringe (10cc) — Pholiota adiposa, first-generation (G1) isolated genetics from Myco Labs. Chestnuts fruit in tight clusters of glossy tan caps on slender stems, and they keep coming back — this is one of the most dependable multi-flush strains we carry, and one of the easiest to recommend to someone on their second or third grow.
- SpeciesP. adiposa
- Volume10cc
- GeneticsG1 Isolated
- DifficultyBeginner
- Colonization~18 Days
Why Growers Choose Chestnut
Chestnut earns its place on reliability rather than drama. It colonizes rye berries readily, tolerates a range of bulk substrates, and — the part that matters — produces flush after flush from the same block where many species give you one good round and quit. For a grower trying to get real food out of a limited amount of substrate, that changes the economics.
It is a cool-weather strain, fruiting anywhere from 50 to 70°F, which puts it alongside Blue Oyster and Shiitake as a fall and winter culture. Once the first tiny primordia appear, the clusters mature in about two to three weeks.
In the kitchen the appeal is texture as much as flavor. The caps are nutty and mild, but the stems stay pleasantly crunchy through cooking, so whole clusters sautéed stem-and-all give you two textures in one pan. They hold their shape far better than an oyster.
What's In the Package
- One 10cc liquid culture syringe, sealed and lab-tested
- 16-gauge 1.5" luer lock needle
- Sterile alcohol prep pad
Chestnut Growing Specifications
| Specification | Details |
|---|---|
| Scientific Name | Pholiota adiposa |
| Recommended Substrates | Rye berries for spawn; supplemented sawdust or straw for bulk |
| Incubation Temperature | 65–75°F |
| Incubation Humidity | 80–85% |
| Colonization Time | ~18 days |
| Fruiting Temperature | 50–70°F |
| Fruiting Humidity | 90–93% |
| Time to Harvest | ~16 days; 2–3 weeks from first primordia |
| Flush Behavior | Reliably multi-flush — expect several rounds per block |
| Syringe Volume | 10cc |
| Storage | Refrigerate at 35–45°F; do not freeze |
How to Use Your Liquid Culture Syringe
- Let the syringe come to room temperature, then shake gently to redistribute the mycelium evenly through the broth.
- Flame-sterilize the needle until it glows orange and let it cool for a few seconds.
- Wipe the injection port on your grain spawn bag or jar with the alcohol prep pad.
- Inject 2–3cc per quart jar, or 3–5cc per 3–5 lb spawn bag. One 10cc syringe inoculates roughly 2–4 containers.
- Incubate at 65–75°F in the dark for around eighteen days, shaking once at roughly 30% colonization.
- Spawn to supplemented sawdust or straw, then drop to 50–70°F and introduce fresh air to trigger pinning.
Frequently Asked Questions
How many flushes will Chestnut produce?
Several, and that is the main reason to grow it. Chestnut is one of the more dependable multi-flush species available, and a well-maintained block will keep producing after the first harvest. Rehydrate the block by soaking it after each flush and return it to fruiting conditions rather than discarding it.
Is Chestnut a good mushroom for beginners?
Yes. It colonizes rye berries readily, is not fussy about bulk substrate, and forgives conditions that would stall a more demanding species. If you have already run an oyster and want to try something with a different texture and flavor without adding complexity, Chestnut is the natural next step.
What temperature does Chestnut need?
Incubate at 65–75°F and fruit at 50–70°F. It genuinely prefers the cooler end of that fruiting range, which makes it a strong autumn and winter strain for an unheated basement or garage. Warm summer rooms are not its friend — pick Pink or Golden Oyster for those months.
How do I cook Chestnut mushrooms?
Cook whole clusters, stems included. The caps are nutty and mild while the stems stay crunchy, so you get two textures at once. Sauté hard in butter or oil until the edges colour, and they hold their shape far better than oyster mushrooms — good in stir-fries where a softer mushroom would collapse.
How much liquid culture do I use per bag or jar?
Use 2–3cc per quart grain jar and 3–5cc per 3–5 lb spawn bag. A single 10cc Chestnut syringe will inoculate roughly two to four containers. Adding more than the recommended dose does not speed colonization meaningfully and simply uses up the syringe faster.
Do I need a flow hood or still air box to use liquid culture?
A still air box is strongly recommended and a laminar flow hood is better still. Liquid culture syringes ship sealed and lab-tested, but the moment you pierce an injection port you are exposing your grain to whatever is in the room air. Working in still air with flame-sterilized tools dramatically improves your success rate.
How should I store the syringe before use?
Keep it refrigerated between 35 and 45°F and never freeze it — freezing ruptures the cell walls and kills the culture. Store it in the sealed bag it shipped in, away from strong odors. Bring it back to room temperature and shake gently before injecting.
Packed to Arrive Alive
A liquid culture syringe is living mycelium, and the trip from our Illinois lab to your door is the part of its life you have the least control over. That is why every Myco Labs liquid culture ships inside a foil-lined insulated mailer rather than a plain envelope. The insulation buffers the syringe against summer heat sitting in a delivery truck and against sub-freezing temperatures in winter, so your culture arrives viable in either extreme.
When it arrives: move the syringe to the refrigerator at 35–45°F until you are ready to inoculate. Never freeze it. Bring it back to room temperature and shake gently before use.


