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Grodan Multiblocks AO 25/40 1"x1"x1.5" Case of 6000
Multiblocks are designed for cuttings or seed propagation and fit in the holes cut in the larger Rockwool cubes. The blocks come in sheets cut to fit in a standard 10'' x 20'' propagation tray. The blocks are tapered or V shaped to create an air space b... More Details
Item Number: 131558
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Usually ships in 3 to 5 days.
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$300.09
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Grodan Multiblocks AO 36/40 1.4"x1.4"x1.5" Case of 2940
Multiblocks are designed for cuttings or seed propagation and fit in the holes cut in the larger Rockwool cubes. The blocks come in sheets cut to fit in a standard 10 x 20 propagation tray. The blocks are tapered or V shaped to create an air space below... More Details
Item Number: 111002
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Usually ships in 3 to 5 days.
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$272.56
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Grodan Multiblocks AO 50/40 2"x2"x1.5" Case of 1500
Multiblocks are designed for cuttings or seed propagation and fit in the holes cut in the larger Rockwool cubes. The blocks come in sheets cut to fit in a standard 10'' x 20'' propagation tray. The blocks are tapered or V shaped to create an air space b... More Details
Item Number: 131560
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Usually ships in 3 to 5 days.
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$236.08
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Grodan Miniblocks Delta 40/40 1.5"x1.5"x1.5 Case of 2250
These cubes measure 1.5" x 1.5" x 1.5" and work very well for seedling and cutting propagation. Each cube is wrapped in plastic on four sides to help hold in moisture. To root cuttings, use the 10 x 20 inch tray, insert and dome. The cubes fit in the 10... More Details
Item Number: 111009
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Usually ships in 24 hours
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$250.00
ON SALE!
Regularly $312.98
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Grodan Miniblocks Delta 50/40, 2"x2"x1.5" Case of 1440
These cubes measure 2" x 2" x 1.5" and work very well for seedling and cutting propagation. Each cube is wrapped in plastic on four sides to help hold in moisture. To root cuttings, use the 10 x 20 inch tray, insert and dome. The cubes fit in the 10 x 2... More Details
Item Number: 111011
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Usually ships in 3 to 5 days.
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$282.91
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Grodan Delta 4 Gro-Blocks 3x3x2.5 With Hole Case of 384
3 x 3 x 3 inch Growing Blocks with holes for smaller cubes. Used as a second stage from smaller cubes. The 1-1/2 inch round hole will accept the small cubes that come in a sheet or the wrapped cubes that come in a strip. Growing blocks are great for ebb... More Details
Item Number: 111014
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Usually ships in 3 to 5 days.
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$190.84
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Grodan Delta 4 Gro-Blocks 3x3x2.5 No Hole Case of 384
3 x 3 x 3 inch Growing Blocks. Used as a second stage from smaller cubes. Growing blocks are great for ebb and flow hydroponic systems or for use as mid stage for plants eventually going on to Rockwool slabs. The blocks are individually wrapped in plast... More Details
Item Number: 111013
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Usually ships in 3 to 5 days.
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$190.84
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Grodan Delta 5.6 Gro-Blocks 3x3x4 With Hole Case of 256
3 x 3 x 4 inch Growing Blocks with holes for smaller cubes. Used as a second stage from smaller cubes. The 1-1/2 inch round hole will accept the small cubes that come in a sheet or the wrapped cubes that come in a strip. Growing blocks are great for ebb... More Details
Item Number: 111017
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Usually ships in 3 to 5 days.
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$190.79
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Grodan Delta 6.5 Gro-Blocks 4x4x2.5 With Hole Case of 216
4 x 4 x 2.5 inch Growing Blocks with holes for smaller cubes. Used as a second stage from smaller cubes. The 1-1/2 inch round hole will accept the small cubes that come in a sheet or the wrapped cubes that come in a strip. Growing blocks are great for e... More Details
Item Number: 111019
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Usually ships in 3 to 5 days.
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$148.55
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Grodan Delta 8 Gro-Blocks 4x4x3 With Hole Case of 180
4 x 4 x 3 inch Growing Blocks with holes for smaller cubes. Used as a second stage from smaller cubes. The 1-1/2 inch round hole will accept the small cubes that come in a sheet or the wrapped cubes that come in a strip. Growing blocks are great for ebb... More Details
Item Number: 111023
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Usually ships in 3 to 5 days.
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$171.51
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Grodan Delta 10 Gro-Blocks 4x4x4 With Hole Case of 144
This is the most popular size rockwool cube. 4 x 4 x 4 inch Growing Blocks with holes for smaller cubes. Used as a second stage from smaller cubes. The 1-1/2 inch hole will accept the small cubes that come in a sheet or the wrapped cubes that come in a ... More Details
Item Number: 111022
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Usually ships in 3 to 5 days.
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$158.48
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Grodan Hugo Gro-Blocks 6x6x5.5 Case of 48
The largest rockwool block. 6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller cubes. Used for growing real big plants. These cubes work best with a drip system. In a flood system the top half can dry out quickly and lead to salt buildup so ... More Details
Item Number: 111015
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Usually ships in 3 to 5 days.
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$123.43
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Grodan Big Mama 8x8x8 Inch, Case of 18
BIG MAMA is the largest block ever produced by Grodan. It is 8" square and contains over twice the amount of wool as the popular Hugo block. This block is big enough to grow a large plant for its entire life! When your plant outgrows its current block, ... More Details
Item Number: 134815
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Usually ships in 3 to 5 days.
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$101.83
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Grodan Expert 15/75 6"x3"x36" Slab Case of 12
6 x 3 x 36 inch rockwool slab. Growing Slabs are a great choice for vegetable crops or almost any plant that needs extra support at the base. Slabs come wrapped in U.V. resistant plastic that makes a good container for the roots to thrive. A 3 foot slab... More Details
Item Number: 111025
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Usually ships in 3 to 5 days.
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$66.78
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Grodan Expert 15/100 6"x4"x36" Slab Case of 9
6 x 4 x 36 inch rockwool slab. Growing Slabs are a great choice for vegetable crops or almost any plant that needs extra support at the base. Slabs come wrapped in U.V. resistant plastic that makes a good container for the roots to thrive. A 3 foot slab... More Details
Item Number: 131556
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Usually ships in 3 to 5 days.
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$89.03
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Grodan Expert 20/75 8"x3"x36" Slab Case of 12
8 x 3 x 36 inch rockwool slab, most popular size. Growing Slabs are a great choice for vegetable crops or almost any plant that needs extra support at the base. Slabs come wrapped in U.V. resistant plastic that makes a good container for the roots to th... More Details
Item Number: 111027
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Usually ships in 3 to 5 days.
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$86.69
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Grodan Uni Slab 9.5"x8"x4" - Case of 16
The UNI-SLAB combines all the benefits of our traditional slabs with the versatility of a block. Great stability for any size plant. The UNI-SLAB is completely wrapped thus keeping all the roots of your plant safely contained within the slab, protected ... More Details
Item Number: 134812
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Usually ships in 3 to 5 days.
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$64.20
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Grodan Classic 30/75 12"x3x36" Slab Case of 8
12 x 3 x 36 inch rockwool slab. Growing Slabs are a great choice for vegetable crops or almost any plant that needs extra support at the base. Slabs come wrapped in U.V. resistant plastic that makes a good container for the roots to thrive. A 3 foot sla... More Details
Item Number: 111029
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Usually ships in 3 to 5 days.
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$87.14
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Grodan Growcubes 5.3 Cubic Feet
Grodan Mini Cubes -The product consists of small stonewool croutons about the size of a sugar cube. When you use this potting mix the miniature cubes stack on top of each other and air pockets are created throughout the pot. Growcubes are difficult to ove... More Details
Item Number: 134182
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Usually ships in 3 to 5 days.
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$72.99
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Grodan Growcubes 2 Cubic Foot bag Case of 3 bags
Grodan Mini Cubes -The product consists of small stonewool croutons about the size of a sugar cube. When you use this potting mix the miniature cubes stack on top of each other and air pockets are created throughout the pot. Growcubes are difficult to ove... More Details
Item Number: 111052
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Usually ships in 3 to 5 days.
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$89.76
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Grodan Growcubes 1 Cubic Foot bag Case of 6 bags
Grodan Mini Cubes -The product consists of small stonewool croutons about the size of a sugar cube. When you use this potting mix the miniature cubes stack on top of each other and air pockets are created throughout the pot. Growcubes are difficult to ove... More Details
Item Number: 111053
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Usually ships in 3 to 5 days.
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$111.40
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Grodan Grow Chunks, 2 Cubic Foot Bag, Case of 3 Bags
Super light and Super versatile. 2 cubic foot bag. Grow Chunks are a larger version (3/4" square) of the popular Grow Cubes. They are great for direct planting or for use as a filling around blocks in containers. They can be easily mixed with other medi... More Details
Item Number: 134814
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Usually ships in 3 to 5 days.
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$89.76
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Usually ships in 3 to 5 days.
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$281.76
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Grodan Macro Plugs, Case of 2000
These rockwool plugs feature a slit for easy insertion of rooted cuttings. They fit perfectly into the hole of any standard rockwool block or any other type of growing medium. ... More Details
Item Number: 131557
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Usually ships in 3 to 5 days.
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$259.88
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Grodan Water absorbent (WA-20) 3.5 cubic feet 45 lbs
AgroDynamics Granulate Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding capacity and aeration, improving plant... More Details
Item Number: 111036
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Usually ships in 3 to 5 days.
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$55.95
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Grodan Expert 15/75 6"x3"x40" Slab Case of 12
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different... More Details
Item Number: 134566
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Usually ships in 3 to 5 days.
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$73.65
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Grodan Water repellent (WR-20) 3.5 cubic feet 45 lbs
AgroDynamics Granulate Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding capacity and aeration, improving plant... More Details
Item Number: 111037
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Usually ships in 3 to 5 days.
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$56.95
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