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Colonized Grain Spawn (Coming Soon)

Grow Supplies

In stock · Free shipping on orders over $75 · Live arrival guaranteed

Coming soon! Enter your email below to be notified when this product is available.
Or 4 interest-free payments. Ships from Longmont, CO.
Live arrival guarantee

Arrives healthy or we replace it free

Lab-tested clean

Every lot checked for contamination

Fast nationwide shipping

Free over $75 · 1–2 day handling

Colorado small-batch

Grown with care, never at scale

What's included & how it works

Each kit arrives as a fully-colonized block ready to fruit — no sterile technique, no extra gear.

  • Cut the marked window and mist 2–3× daily
  • First pins appear in days; harvest in 1–2 weeks
  • Re-mist for a second and third flush
  • Includes step-by-step printed instructions + a link to our video guide

Additional information

We ship Monday–Wednesday to keep your order moving over the weekend. Orders over $75 ship free. If your living product arrives unhealthy, send us a photo within 48 hours and we’ll replace it free — no questions asked.

Verified reviews

What growers are
saying

Share your experience

4.7
★★★★★
Based on 21 reviews
5 ★ 67%
4 ★ 33%
3 ★ 0%
2 ★ 0%
1 ★ 0%
★★★★★
June 5, 2026

Superb functionality and great quality out of the box!

LN
Lena N.
Verified
★★★★★
April 22, 2026

Exceeded my expectations. Would absolutely recommend!

PL
Priya L.
Verified
★★★★☆
July 4, 2025

Happy with the purchase. Does the job nicely.

AH
Aisha H.
Verified

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