Products tagged with 'Rockwool'
Grodan Gro-Block Improved GR22.5 Jumbo, 6x6x4 in (15x15x10 cm) w/ Hole, Loose on Pallet (704 pcs)
Q112765
- 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 4 in (15 x 15 x 10 cm) block.
- Loose on pallet.
Grodan Macroplugs 1.5 in (46 mm), Round w/ Slit, Bulk (2,000 / case)
Q102202
- Macroplugs™ from Grodan® are designed for starting seeds and rooting cuttings.
- Plugs are round, 1.5-inch (46 mm), with a slit for easy plant cutting insertion.
- Fit perfectly into Gro-Block™ for seamless transplanting.
- Use with individual-cell trays like the Gro-Smart Tray Insert for best results.
- Grodan stone wool products offer consistent, reliable propagation.
- Uniform density and fibrous structure support manual and mechanical processing.
- Balanced water and nutrient distribution promotes optimal rooting and early growth.
- Dimensions: 1.5 in (46 mm).
Grodan Gro-Slab Expert, 8 x 3 x 36 in (20 x 7.5 x 90 cm) (12 / case)
Q112520
- Used for final stage planting with growing blocks.
- Recommended for large, long-term crops with extensive roots like peppers, tomatoes, or cucumbers.
- Known for its fast drainage due to vertical fibers, popular among hydroponic hobbyists.
- Features a special wet/dry design with a thicker top layer that stays wetter and a bottom layer that remains drier, ensuring even moisture distribution.
- Come in UV-resistant poly sleeves for ease of use.
- 8 x 3 x 36 in (20 x 7.5 x 90 cm) slab.
Grodan Improved Gro-Block GR4 Small, 3 x 3 x 2.5 in (7.5 x 7.5 x 6.5 cm), Wrapped (384 / case)
Q102189
- 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.
- 3 x 3 x 2.5 in (7.5 x 7.5 x 6.5 cm) block.
Grodan Improved Gro-Block GR5.6 Large, 3 x 3 x 4 in (7.5 x 7.5 x 10 cm), Wrapped (256 / case)
Q102190
- 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.
- 3 x 3 x 4 in (7.5 x 7.5 x 10 cm) block.
Grodan Improved Gro-Block GR7.5 Medium, 4 x 4 x 3 in (10 x 10 x 7.5 cm), Wrapped (192 / case)
Q102193
- 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.
- 4 x 4 x 3 in (10 x 10 x 7.5 cm) block.