Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 highlifeblack It was brought back into

It was brought back into the mainstream from a spore print that was over 20 years old

The Bud Funnel helps keep the top 3 inches of your bag clear from pollen and other small particles and helps you get that perfect seal every time

The phosphorus in Cyco Swell plays an essential part in photosynthesis

liquid culture

• Uniform in analysis every drop contains the same analysis

Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 highlifeblack It was brought back intoProduct DetailsGrodan Improved Gro Blocks Leverage the benefits of products developed alongside plant scientists, that are specifically engineered to deliver real results for your crops. Grodan Gro Blocks Improved with Advanced Wetting Technology Grodan's improved stone wool substrate. Keep it Real Real Science Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify