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Pasteurized CVG Substrate — 5 lb

Substrates

$18.99

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

Coco coir, vermiculite & gypsum substrate. Pasteurized and ready to use. Perfect for oyster mushrooms and beginner grows.
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

Weight 5.75 lbs

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

5.0
★★★★★
Based on 21 reviews
5 ★ 100%
4 ★ 0%
3 ★ 0%
2 ★ 0%
1 ★ 0%
★★★★★
January 1, 2026

Wonderful! My whole family loves it and is very impressed.

SD
Sophia D.
Verified
★★★★★
August 24, 2026

Exactly what I hoped for. Quality is great and it arrived quickly.

SS
Sophia S.
★★★★★
August 24, 2026

Works well. Packaging could be a touch better but no real issues.

LD
Lily D.

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