Rockwool / Stonewool 3 Inch Gro Blocks with Holes – 8 Pack
Made in Denmark since 1969, Grodan rockwool (also called stonewool) is widely recognized as the ideal soilless substrate. For any growing application, rockwool offers speed, ease of use, and cleanliness. Rockwool is an alternative to coco coir and expanded clay for hydroponic applications.
- 3" Gro Blocks can be used as an intermediary or final container for planting.
- Individually wrapped cubes hold the rockwool's shape and prevent algae growth.
- Grodan A-OK Staters and Macroplugs fit snugly into the pre-formed hole on the top of the 3" Gro Block.
In stock
-
Overview
Rockwool / Stonewool 3″ Gro Blocks with Holes Measures 3″ x 3″ x 2.5″ each Comes in a EIGHT PACK Made in Denmark since 1969, rockwool (also called stonewool) is widely recognized as the ideal growing substrate. For any growing application, rockwool offers speed, ease of use and cleanliness. Grodan and Paragro rockwool is known for its top quality, consistency and performance.
Specifications
Soil & Grow Mediums
Reviews
Only logged in customers who have purchased this product may leave a review.
Related Recommended Products
Heavy-Duty 3/4″ FLEXIBLE Black Tubing – 25 Foot
Original price was: $36.95.$17.95Current price is: $17.95.
Recently Viewed Products
ThinkGrow Model-I Plus LED Grow Light 480V
Original price was: $1,267.40.$1,204.03Current price is: $1,204.03.
Suite Leaf Cal Mag Maximizer – 5 Gallon
Original price was: $299.95.$187.50Current price is: $187.50.
Bloombastic Bloom Stimulator – 5500 Milliliter
Original price was: $788.51.$284.95Current price is: $284.95.
