Mushroom sawdust spawn blocks . 5kg. High yield strains (Pre-order only)

4-6week lead time on all 5 kg sawdust spawn blocks.

Gaia Mountain Mycology - Premium 5kg sawdust spawn blocks

Clean. Vigorous. Guaranteed to fruit or for use as a spawn media.

Whether you're a home grower or building your mycology skills professionally, our Premium Mushroom sawdust blocks are crafted with precision to help you succeed.

We use our top-quality sterilized, in-house prepared grain to innoculate these kits, in front of HEPA-filtered laminar airflow, packaged in bags with 0.22 micron filter patches, ensuring your blocks arrive100% clean and ready to grow.

All blocks are pressure-sterilized at 15-18 PSI and transferred directly to the innoculation bench, from our sterilization vessels for maximum sterility.

We stand by our craftsmanship quality:

100% Clean Arrival Guarantee - if your sawdust spawn blocks show contamination due to our sterilization process, we'll replace them.

* Note: While we guarantee our products to be of the highest quality when they leave our lab, we cannot be held liable for courier mishandling after dispatch.

 🍄 Available Mushroom Species and strains:

Choose by season or species characteristics:

🌬 Winter Oyster Series (Cool Season: 1018°C fruiting temps)

Blue Oyster (Pleurotus ostreatus)

Fruiting Temp: 10-18°C

RH: 85-95%

Fast colonizer, high-yield, great for outdoor grows

King Oyster (Pleurotus eryngii)

Fruiting Temp: 12-20°C

RH: 80-90%

Meaty stems, slow fruiting, high value

Black Pearl King Oyster (Pleurotus ostreatus × eryngii hybrid)

Fruiting Temp: 12-20°C

RH: 85-90%

Hybrid vigor, rich umami flavour

Black Abalone Oyster (Pleurotus Cystidiosus)

Fruiting Temp: 10-18°C

RH: 85-95%

Dense caps, chewy texture

Grey Oyster

Fruiting Temp: 12-18°C

RH: 85-95%

Reliable producer in variable climates

White Oyster

Fruiting Temp: 10-18°C

RH: 85-95%

Snow-white fruiting, cold-loving

Summer Oyster Series (Warm Season: 18-30°C fruiting temps)

Yellow Oyster (Pleurotus citrinopileatus)

Fruiting Temp: 20-28°C

RH: 85-95%

Fast fruiting, tropical flavour

Pink Oyster (Pleurotus d'jamor)

Fruiting Temp: 24-30°C

RH: 85-95%

Vibrant colour, quick yields

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🌿 Other Gourmet & Medicinal Spawn Available

Black Poplar (Agrocybe aegerita)

Fruiting Temp: 1522°C

RH: 8590%

Mild flavour, excellent on logs

Black Wood Ear (Auricularia polytricha)

Fruiting Temp: 1826°C

RH: 9095%

Jelly-like texture, medicinal value

Lion's Mane (Hericium erinaceus)

Fruiting Temp: 1622°C

RH: 9095%

Brain-boosting, shaggy white clusters

Turkey Tail (Trametes versicolor)

Fruiting Temp: 1624°C

RH: 8595%

  Medicinally important mushroom, grown mainly to assist in alleviating various health ailments and to improve quality of wellness

Reishi (Ganoderma lucidum)

Fruiting Temp: 2228°C

RH: 8090%

Powerful adaptogen, varnished conks, Medicinally important mushroom, grown mainly to assist in alleviating various health ailments and to improve quality of wellness

Shiitake 4320 (Lentinula edodes)

Fruiting Temp: 12-20°C

RH: 80-90%

Rich, umami-heavy caps; log or block grown

🌰Chestnut (Pholiota adiposa)

Fruiting Temp: 12-20°C

RH: 85-95%

Beautiful golden clusters, nutty flavour

 🚚 Shipping Details

Standard delivery via The Courier Guy (Locker Service): 3-5 working days

Cold pack options available on request (extra charges apply)

Dispatch: Mondays & Tuesdays only for orders outside Western Cape

National shipping across South Africa

4-6 week lead time on all production fruiting blocks, unless otherwise stated.