Grodan Stone wool A-OK Starter Plugs  are ideal for growers who want fast, uniform propagation and plant development, maximum plant quality, optimum handling and sustainable cultivation.

Grodan plugs are known for their uniformity and reliability, providing predictable and even propagation and a high success rate. Every plug offers uniform density, firmness and fibrous structure.

The shape and firmness of the plugs make processing, whether manual or mechanical, significantly easier. This consistency allows for balanced distribution of water and nutrients, which has a beneficial effect on rooting in and initial crop development