Grodan Rockwool/Stonewool Delta Starter Mini-Blocks Options:Grodan 2 in Starter Mini-Blocks MM50/40 2 in x 2 in x 2 in (2 Strips of 12 or 24 ct) (60/Cs) Trinity is a distinctive formula

Trinity is a distinctive formula of complex carbohydrates with soy protein and humic acid extracts combined to encourage plant growth and vigor

Bluelab® Connect™ Stick 2

Large LCD display

so pre-treating the water and removing them is crucial to a properly operating filter system

Grodan Rockwool/Stonewool Delta Starter Mini-Blocks Options:Grodan 2 in Starter Mini-Blocks MM50/40 2 in x 2 in x 2 in (2 Strips of 12 or 24 ct) (60/Cs) Trinity is a distinctive formulaMini Blocks sit in a tray (flat) without support for easy starting of seeds and cuttings. These Mini Blocks are individually wrapped in white plastic to minimize algae growth. Remove wrapping and transplant into any loose media such as Grow Cubes or coconut fiber or leave wrapping on and set on top of a larger Gro Block. Packed in easy tear away strips, labeled with instructions.