Rock wool grow cubes at 80kg/m3 in nine sizes from 2.5cm plugs to 100x20x7cm slabs, packed 62x62x42cm, for strawberry and vegetable plugs.
Greenhouse NFT
Strawberry & Leafy Greens
Project Configuration
PVC NFT hydroponic gully / channel
Commercial greenhouse hydroponics
Ground-supported and hanging layouts
Farm, distributor and greenhouse project supply
Strawberry Rock Wool Plugs in Nine Sizes 80kg/m3. Strawberry rock wool plugs hold a fixed ratio of water to air. This is why they are the default block for a plug crop and for anything that has to travel before it is planted out.
| Product Name | Rock wool grow cubes |
| Density | 80 kg/m3 |
| Sizes | 2.5 / 3 / 4 / 5 / 6 / 7.5 / 10 / 15 cm cubes, 100x20x7 cm |
| Packing | Carton 62 x 62 x 42 cm |
| Use | Propagation, strawberry plugs |
| Advantage | Moisture holding, easy root breakout |
Strawberry plug plants, tomato propagation. Also, leafy crops started in blocks before they go into a channel or a slab.
Soak the block in nutrient solution at the right pH before sowing, then keep it just damp rather than saturated for the first week.
A block that holds air as well as water is what lets a plug survive the trip from nursery to house without root rot. You can read more about the background of this method on Peat.
You may also need:
80 kg/m3 is the general propagation grade.
Yes, condition them in nutrient solution before sowing.
The 4 cm and 5 cm cubes are the common plug sizes.





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The supplied product page shows strawberry and leafy-green greenhouse applications. Final planting spacing and layout should be confirmed for the specific crop and project.
The supplied page shows both galvanized support stands and hanging greenhouse layouts. The final support configuration should be matched to the greenhouse structure.
The source material includes multi-row greenhouse installations and project photographs, so the redesigned page is structured around commercial and project-based buying decisions.
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