Product Description

Grodan’s Gro-Blocks 3"x 3"x 2.5"

Grodan Gro-Blocks allow professional cultivators to grow more top quality produce with fewer inputs. The homogeneity of Grodan Gro-Blocks provides growers with a solid, consistent base for optimizing crop production.

Cultivators can easily achieve a great balance of oxygen to nutrients and drive rapid plant growth.

Grodan Gro-Blocks are clean, disease and pest free, lightweight, and easy-to-use. Professional growers love Grodan Gro-Blocks because they allow efficient use of water and nutrients throughout the growth cycle.

Instructions:

1.Saturate

Saturate Grodan Gro-Blocks in a nutrient solution of roughly 1.5 EC (750ppm) and 5.5 pH with a course spray or submerged in the solution for up to 2 minutes.
Do not over saturate the blocks or leave soaking for extended periods of time.

2. Measure wet weight

Measure the weight of the block at saturation. Compare this weight to the weight of the blocks throughout the growing cycle. When the WC of the block is 55% to 65% apply the first irrigation.

3. Transplant

Insert the well rooted Grodan Starter Plug into the hole of the saturated Gro-Block