Hydrofarm Super-Sized Black Saucer #20 (Case of 5) HGC741679 Supplementing your preferred nutrient program

Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw

Inside dimensions: 11"W x 25"L x 9"H (13"H including reservoir)

repelling effect or evaporation

It features two analog inputs and four digital outputs

and recondition growing media

Hydrofarm Super-Sized Black Saucer #20 (Case of 5) HGC741679 Supplementing your preferred nutrient programThese super sized black saucers are made from durable, hard plastic. They're washable, reusable, and come in sizes to accommodate most pots. Made in the U. S. A. Case of 5