Sterile Media Products
Every product on this page was sterilized in the same facility, under the same altitude-compensated process controls, and documented to the same standard. Batch availability is limited by the scope of each release run.
Batch Size & Minimum Viable QA Hold (78-82°F Incubation)
Masters Mix (5 lb): 4 units per batch, minimum viable QA hold 5-10 days.
Grain Bag (3 lb): 6 units per batch, minimum viable QA hold 7-14 days.
LC Broth (250 ml): 20 units per batch, minimum viable QA hold 3-7 days.
Standard Kit: assembled from validated component batches; minimum viable hold follows component QA windows.
Substrates
Masters Mix
substrate
substrate
5lb Fortified Masters Mix
$28.00
Hardwood pellet + soy hull substrate fortified with gypsum and CaCO3. Hydrated to 60%. Sterilized to F₀ ≥ 120.
NET WEIGHT
5 lb / 2.27 kg
COMPOSITION
Hardwood Pellets + Soy Hulls (1:1)
FORTIFICATION
Gypsum (CaSO4*2H2O) + Calcium Carbonate (CaCO3)
BATCH FORMULA
450g hardwood + 450g soy + 10g CaSO4*2H2O + 10g CaCO3 + 1350g water
HYDRATION
60%
STERILIZATION TEMP
118.3°C @ 15 PSI
Grains
Grain Bag
grain
grain
3lb Hydrated Grain Bag
$22.00
Red winter wheat grain with gypsum + CaCO3 mineral buffering at 52% hydration. Sterilized to F₀ ≥ 120.
NET WEIGHT
3 lb / 1.36 kg
COMPOSITION
Red Winter Wheat
FORTIFICATION
Gypsum (CaSO4*2H2O) + Calcium Carbonate (CaCO3)
BATCH FORMULA
653g wheat + 6.5g CaSO4*2H2O + 3.3g CaCO3 + 707g water
HYDRATION
52%
STERILIZATION TEMP
118.3°C @ 15 PSI
Liquid Cultures
LC Broth
liquid-culture
liquid-culture
Liquid Culture Expansion Broth
$18.00
250ml analytical expansion broth with mineral and nutrient fortification. Sterilized at elevation-adjusted hold parameters.
VOLUME
250 ml
FORMULATION
Maltoferm + Dextrose + Soy Peptone + Yeast Extract + KH2PO4 + MgSO4
PER-JAR ACTIVES
2.5g maltoferm + 2.5g dextrose + 0.5g peptone + 0.25g yeast + 0.125g KH2PO4 + 0.05g MgSO4
CONTAINER
Septum-capped mason jar
STERILIZATION TEMP
118.3°C @ 15 PSI
STERILIZATION HOLD
39 minutes (elevation-adjusted)
Kits — Complete Cultivation Packages
Standard Kit
kit
kit★ flagship
Standard Cultivation Kit
$60.00
1× Fortified Masters Mix + 1× Mineral-buffered Grain Bag + 1× Analytical LC Broth. Batch-documented workflow set.
INCLUDES
1× Masters Mix + 1× Grain Bag + 1× LC Broth
BATCH MATCHING
Assembled from validated component batches
TOTAL NET WEIGHT
~8.36 lb / 3.79 kg
STERILIZATION TEMP
118.3°C @ 15 PSI
STERILIZATION HOLD
Component-specific (229 min substrate, 172 min grain, 39 min LC)
QA MODEL
Component release windows enforced before kit assembly
Monthly Kit
kit
kit
Monthly Cultivation Kit
$149.00 / month
1× LC Broth + 3× Grain Bags + 3× Masters Mix. Ships monthly from QA-cleared inventory. Cancel anytime.
INCLUDES
1× LC Broth + 3× Grain Bags + 3× Masters Mix
BILLING
Monthly, cancel anytime
FULFILLMENT
Ships from QA-cleared stock within 3–5 business days of billing
RETAIL VALUE
$168.00
BATCH DOCUMENTATION
Manifest Cards + QR batch records included
QA MODEL
All components meet release criteria before shipment — no exceptions
Products are sold strictly for legal gourmet mushroom cultivation and microscopy purposes. Any indication of illegal cultivation use will result in immediate order cancellation and a permanent ban. All prices in USD. Physical goods ship from Longmont, CO (4,984 ft).