Yellow Oyster Organic Mushroom Kit

• Tiny golden pins pushing through within 4–7 days of opening and misting the bag
• Dense, fan-shaped bouquets in vivid lemon-yellow to golden tones within a couple of weeks
• A kitchen bench project that genuinely feeds you, not just a novelty that sits there
• Multiple harvests from one kit — rest it for a week and it'll flush again
• A nutty, subtly sweet mushroom that cooks in minutes and eats nothing like the ones from the supermarket

Why the kit is already doing the hard part: Your substrate is a blend of hardwood, organic wheat bran and gypsum, inoculated with our own Yellow Oyster spawn and fully colonised before it ever leaves the farm. That colonisation is the slow, technical part of mushroom growing — by the time it reaches you, the mycelium has already claimed the whole bag. All that's left is air, light and moisture.

Why timing affects flavour, not just size: Yellow Oyster caps are thin and delicate compared to Pearl Oyster, and that same delicacy carries through to the pan. Harvest a little early — while the caps are still slightly domed — and the flesh stays tender and holds its bright colour. Leave it too long, on the shelf or in the pan, and both the colour and the crisp texture fade fast.

Ideal temperature	22–28°C — a warm-weather variety that loves an Australian summer
Light & misting	Bright, indirect light; mist twice daily to keep the surface moist
Time to first pins	4–7 days after opening the bag
Harvests	At least 2 flushes, often 3–4 — rest the block a week between each

Common mistakes to avoid

• Rinsing them under running water — wipe or brush off any substrate instead; they're moisture-sensitive and go slimy fast if soaked
• Overcrowding the pan — they steam instead of browning, and you lose the golden crust
• Cooking too long — a few minutes of high heat is plenty; longer turns the delicate flesh rubbery
• Eating them raw — cook first, always, for both flavour and food safety

🍳 The 5-minute way to try your first harvest

Tear the cluster into individual pieces, pat dry, and drop into a hot pan with a knob of butter. Leave them mostly undisturbed for 2–3 minutes to build a golden crust, flip, add a crushed garlic clove for the last minute, and finish with a pinch of salt. Eat straight from the pan — it's the simplest way to taste exactly what you grew.

Not ready to open your kit yet? Store it sealed somewhere cool and dark below 18°C for up to 2 weeks. Once you've harvested, keep fresh mushrooms unwashed in a loosely closed paper bag in the fridge — they'll hold their texture for around 5–7 days. Avoid airtight plastic, which traps moisture and speeds up spoilage.

First-time growers who've never tried anything like this before · home cooks after something better than the supermarket punnet · kids' science projects and classroom demonstrations · thoughtful gifts for foodies, gardeners or curious kids · small kitchens and apartments — no greenhouse or garden required.

No fillers, no additives, nothing imported — just organic substrate and mycelium, packed to order on our farm.

Variety	Character
Pearl Oyster Kit	The classic first grow — mild, forgiving, fast	View
Snow White Oyster Kit	Pure white clusters — a beautiful contrast to Yellow's gold	View
Blue Shimeji Kit	Deep blue-grey clusters with a nuttier, richer flavour	View
Italian Oyster Kit	Heat-tolerant — the one that keeps going in summer	View

Kai Kai Farm is a family operation on Tamborine Mountain in Queensland's Scenic Rim. We grow gourmet mushrooms commercially, and our grow kits are made from the very same locally grown spawn and organic substrate we use in our own production — just packaged for a kitchen bench instead of a grow room.

We're growers, not resellers. Every kit is packed to order here on the mountain — not imported, not sitting in a warehouse — so what arrives at your door is genuinely fresh and ready to fruit.

This is the kit we hand to someone who's never grown a single thing before. We want your first mushroom to be a genuinely good one.