Hydroponic Substrates – Which Should You Choose?

Rockwool, LECA, coco, perlite, phenolic foam… Match the medium to DWC, NFT, flood & drain, or drip so it helps—not hinders.

How to Choose the Right Substrate for Hydroponics? Rockwool, Clay Pebbles, Coco Coir and More

Which substrate is best for hydroponics? A comparison of rockwool, clay pebbles, coco coir and more. Pros, cons, and practical tips for growers.