13mm Self Healing Injection Ports, for making Injectable culture jars

Item Description

1-3kg Sterilised CVG Mushroom Substrate - Coir Vermiculite Gypsum

Perfectly hydrated to field capacity and sterilised substrate for edible mushroom cultivation. Sold in genuine Unicorn substrate bags, double sealed with autoclave indicator strip.

Premium quality and professionally produced. You're not going to find better.

Available in 3kg bags, with optional additions, straw and composted chicken manure.


We are masters in mushroom substrate production, with multiple production runs each week. We offer our 100% Sterility Guarantee for 30 days so you can rest assured you’re getting the best, or your money back.

Usually dispatched same or next working day - batches are made to order 2-3 times per week to ensure a fresh supply. Please allow a 1 week dispatch for orders over 25 bags.

To ensure ultimate freshness of product and a safe delivery, we strongly advise people to upgrade their delivery to DPD Tracked postage at checkout.

Packaged in premium reinforced cardboard boxes with plenty of protection avoiding split bags during transit.

  • Perfectly hydrated with filtered water to field capacity
  • Available in 2 sizes: 1.5kg or 3kg
  • Prepared in the same way we make our commercial substrate
  • Suitable for a large variety of mushroom
  • Guaranteed sterile or your money back
  • Suitable for beginners and advanced growers
  • Made fresh to order 3 times a week

Contact us for our bulk rates. Big discounts available.

Listed by Frooition