RIOCOCO PCM 4 in. x 4 in. Coco Starter Blocks - Pack of 275 Cleaning & Sanitation Supplies These spectrum mixes have been

These spectrum mixes have been determined from 8 years of experience with the California Lightworks grower network

add a second

Air 7 (728459) comes with 1/2 in

10-Burner: Spaces 35' x 35' and smaller

Recommended Crops: Recommended for all plants

RIOCOCO PCM 4 in. x 4 in. Coco Starter Blocks - Pack of 275 Cleaning & Sanitation Supplies These spectrum mixes have beenRIOCOCO PCM Starter Blocks Propagate faster and produce healthy plants organically. Excellent water holding and equal distribution of water throughout the starter block ensures optimum management of the air and water. PCM Starter block is made from 100% coir fiber without fine dust particles and its compressed to a square disc and packed in a biodegradable cellulous sack. The airy and fragile structure is maintained throughout the propagation cycle,