Grodan Rockwool 1.5" x 1.5" x 1.5" Mini Blocks Pack of 45 Blocks
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Grodan Starter Plugs are designed for starting seedlings and rooting stem cuttings. The finely woven stone wool in the Starter Plug provides the perfect environment for young roots.
- Grodan plugs have excellent uniformity, strength and shape that provides the perfect basis for optimum germination and uniform seedling results.
- The uniformity and reliability of Grodan plugs provide a solid basis for automatic or manual processing, uniform germination and a crop that can be transplanted successfully.
- Grodan plugs have a uniform density, firmness and fibrous structure. This means that distribution of water, nutrients and pH-value is also uniform, which has a beneficial effect on germination results.
- Block for effortless start-up of propagation
- Excellent root growth throughout the block
- Greater firmness for more manual handling