Products tagged with 'Rockwool'

• Formulated with an advanced wetting agent and optimized wool structure.
• Optimal fiber structure and physical properties ensure crop uniformity.
• Even WC and EC distribution.
• Greatest steering capabilities available.
• Efficient substrate volume use.
• Promotes well-defined root system with higher capacity for water and nutrient uptake.
• Consistent and outstanding results for controlled-environment indoor and greenhouse commercial grows.
• 6 x 6 x 6 in (15 x 15 x 15 cm) block.

For blocks of rockwool and other grow media. Grower’s Edge® Block Covers block light from media, which helps reduce algae. Use white side up to reflect light. Use toothpick to hold cover in place. Hole in center of cover measures 1/2 inch in diameter.

• Stone wool plugs for seed starting and rooting plant cuttings.
• Square plugs connected in a sheet to fit a 1020 tray.
• Crafted for convenience, efficiency and reliability.
• Uniform density, firmness, and fibrous structure.
• Enables balanced water and nutrient distribution.
• 2 inch (50 mm) plugs.
• 50 plugs per sheet.
• Wrapped.

Note: Item Q100445 supplied without shrink wrap.

• Formulated with an advanced wetting agent and optimized wool structure.
• Optimal fiber structure and physical properties ensure crop uniformity.
• Even WC and EC distribution.
• Greatest steering capabilities available.
• Efficient substrate volume use.
• Promotes well-defined root system with higher capacity for water and nutrient uptake.
• Consistent and outstanding results for controlled-environment indoor and greenhouse commercial grows.
• 1.5 x 1.5 x 1.5 in (4 x 4 x 4 cm) mini block.

• Formulated with an advanced wetting agent and optimized wool structure.
• Optimal fiber structure and physical properties ensure crop uniformity.
• Even WC and EC distribution.
• Greatest steering capabilities available.
• Efficient substrate volume use.
• Promotes well-defined root system with higher capacity for water and nutrient uptake.
• Consistent and outstanding results for controlled-environment indoor and greenhouse commercial grows.
• 1.5 x 1.5 x 1.5 in (4 x 4 x 4 cm) mini block.