A gloved hand holds a syringe filled with a yellowish liquid, drawing it from a metal container against a blurred background.

Mushroom Grain Spawn & Cultures

Explore North Spore’s collection of live mushroom cultures and spawn. From ready-to-use grain spawn to syringe, plate, and slant cultures, each is produced in sterile lab conditions to ensure purity, vigor, and reliable colonization for your next grow.

Blue Oyster Mushroom Plate Culture

$74.99

+8 more

NSPO1 Harbor Blue Oyster (Pleurotus ostreatus)

Morel Mushroom Plate Culture

$74.99

+1 more

NSME1 NY Morel (Morchella esculenta)

Reishi Mushroom Plate Culture

$74.99

NSGL1 Rudolph Reishi (Ganoderma lucidum)

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Mushroom Syringe Culture Frequently Asked Questions

A liquid culture syringe contains living mushroom mycelium suspended in a sterile, nutrient-rich liquid (commonly a mix of sugars and water). It’s used to quickly inoculate sterile substrates like grain bags, agar plates, or other liquid cultures to start mushroom growth.

Liquid culture contains live mycelium — ready to grow immediately.
Spore syringes contain dormant spores that need time to germinate before colonizing.

This means liquid culture colonizes substrates faster and more reliably than spores.

  • Faster colonization and stronger growth
  • Lower contamination risk (if handled properly)
  • Ideal for scaling up — one syringe can inoculate multiple bags or jars

Inject the liquid directly into a sterile grain bag, sterilized jar, or liquid culture medium through an injection port.

Always work in a clean or sterile environment to minimize contamination.

A cluster of brown-capped mushrooms with long, pale stems against a plain white background.