Top 5 3 Inch Rockwool Cubes – Soils, Mulches & Planting Media

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1. Twin Canaries Liquid Volume Conversion Chart

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Grodan Rockwool Starter Mini-Blocks | 2" Blocks, Pack of 24 | + Twin Canaries Chart

#adTwin Canaries Liquid Volume Conversion Chart #ad - Twin canaries Chart included with every order! Seedlings or cuttings started in the Grodan cubes can also be transplanted into more traditional planters and growing mediums. Has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen for rapid plant growth. Made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs.

Brand	Twin Canaries Liquid Volume Conversion Chart #ad
Manufacturer	Twin Canaries Liquid Volume Conversion Chart #ad

2. Decorlife

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Decorlife 1.5" Rockwool Cubes, 2 Sheets of 49 Plugs 98 Plugs Total, Starter Plugs for Hydroponics

#adDecorlife #ad - Best grow media high absorptive capacity of the nutrient solution while retaining oxygen, light and heat for plant growth. Harmless material made of eco-friendly inorganic fiber, high germination, which can hold the sprouted seedlings well. Applications use for stereo cultivation, gardeners, surely favorite by home planters, hydroponic cultivation, organic farmers, commercial growers. Simple operation easily cut it to fit different trays. Then just insert seeds into the pre-drilled holes of soak cubes. Dimension total 98 plugs of 2 sheets, 1-1/2 x 1-1/2 x 1-1/2 Inches for each cube.

Brand	Decorlife #ad
Manufacturer	Decorlife #ad

3. Grodan

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Green, 50-Pack Macro Plant Plugs, Grodan RW108004 Rockwool

#adGrodan #ad - Ideal for growers using aeroponic EZ clone machines. They fit perfectly into the holes of any standard Rockwool blocks. Inserted into pebbles, or any other type of growing mediums. These rockwool plant starting plugs feature a slit for easy insertion of rooted cuttings.

Brand	Grodan #ad
Manufacturer	Hydrofarm, Inc. #ad
Height	9.25 Inches
Length	17.5 Inches
Width	2.5 Inches
Part Number	RW108004
Model	RW108004

4. Twin Canaries Liquid Volume Conversion Chart

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4 Inch Redrock Rockwool PRO Grow Block for Hydroponics | 6 Pack + Twin Canaries Chart

#adTwin Canaries Liquid Volume Conversion Chart #ad - Redrock stonewool grow blocks PRO are priced for commercial agriculture production. Each block measures 4-inch x 4-Inch x 4-Inch with 42/40 Hole. Stone wool has high fiber density makes better use of water and fertilizers while allowing dry back. Stone wool grow blocks are made in the USA. Comes with 6 4" redrock rockwool 4" PRO Starter Blocks and 1 Twin Canaries Chart.

Brand	Twin Canaries Liquid Volume Conversion Chart #ad
Manufacturer	Twin Canaries Liquid Volume Conversion Chart #ad

5. Twin Canaries Liquid Volume Conversion Chart

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Grodan Rockwool Delta GRO Blocks | 4" Cube, Pack of 6 | + Twin Canaries Chart

#adTwin Canaries Liquid Volume Conversion Chart #ad - 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. The bases of the gro-blocks are grooved to promote drainage and to avoid "wet feet". Comes with twin Canaries Liquid Volume Conversion Chart. Plants can be fully grown in these gro-blocks.

Brand	Twin Canaries Liquid Volume Conversion Chart #ad
Manufacturer	Twin Canaries Liquid Volume Conversion Chart #ad