As an Amazon Associate I earn from qualifying purchases.
1. Twin Canaries Liquid Volume Conversion Chart #ad
Pack of 6 | + Twin Canaries Chart, Grodan Rockwool Delta GRO Blocks | 4" Cube #adTwin Canaries Liquid Volume Conversion Chart #ad
- The bases of the gro-blocks are grooved to promote drainage and to avoid "wet feet". Each block is 4" x 4" x 4" with a hole at the top.
Gro-block holes are the perfect size for any 1. 5" starter plug or macroplug. Comes with twin Canaries Liquid Volume Conversion Chart. Plants can be fully grown in these gro-blocks.
2. Twin Canaries Liquid Volume Conversion Chart #ad
4 Inch Redrock Rockwool PRO Grow Block for Hydroponics | 6 Pack + Twin Canaries Chart #adTwin Canaries Liquid Volume Conversion Chart #ad
- Comes with 6 4" redrock rockwool 4" PRO Starter Blocks and 1 Twin Canaries Chart. Stone wool has high fiber density makes better use of water and fertilizers while allowing dry back.
Each block measures 4-inch x 4-Inch x 4-Inch with 42/40 Hole. Redrock stonewool grow blocks PRO are priced for commercial agriculture production. Stone wool grow blocks are made in the USA.
3. Grodan #ad
Pack of 5 | + Twin Canaries Chart, Grodan Rockwool Wrapped GRO-Blocks | 4" Cube #adGrodan #ad
- Gro-block holes are the perfect size for any 1. 5" starter plug or macroplug. Plants can be fully grown in these gro-blocks. Each block is 4" x 4" x 4" with a hole at the top.
Comes with twin Canaries Liquid Volume Conversion Chart. The bases of the gro-blocks are grooved to promote drainage and to avoid "wet feet".
4. Pargro #ad
Wrapped, case of 72, 4" x 4", Pargro Quick Drain Blocks #adPargro #ad
- Case includes 72 cubes. 14% drier than competitor blocks. Cheap in price by not in strength and uniformity. Value priced - no frills saves you money. Driest value-priced Rockwool on the market.
|Manufacturer||Hydrofarm, Inc. #ad|
5. Grodan #ad
Grodan Rockwool, 4x4x2.5in. Cubes, 6 pack w/holes #adGrodan #ad
- Absorbs nutrient solution while retaining plenty of oxygen for rapid plant growth. Seedlings started in cubes are easily transferred to blocks and then onto slabs. Made from molten rock spun into cotton candy-like fibers and then compressed into cubes.
Seedlings or cuttings started in cubes can be transplanted into more traditional planters. Use to support the requirement of the plant in the different plant stages.
6. Grodan #ad
Rockwool Grow Cubes DM 10 42/40 6 Cube Sheet 4 in X 4 in X 4 in #adGrodan #ad
- This is sold in sheets of 6 cubes. Rockwool grow cubes by grodan - dm 10 42/40 4" x 4" x 4" wrapped cube with hole Use with RW140 For a full case, order 24 sheets.
7. Grodan #ad
Grodan Rockwool Gro Blocks 4x4x4 with holes #adGrodan #ad
- Rockwool grow cubes. Use for direct sowing or blocking on. The blocks can then be placed on top of a slab to provide for a larger growing volume. 4x4x4 blocks with holes.
|Part Number||Delta 10|