Grodan Delta 15cm x 15cm x 15cm Rockwool Blocks - Propagation & Seed Starting Cleistocactus The centre of diversity of

The centre of diversity of the genus is located in the Cape Floristic Region

"Doll's Protea"

Essential Organics is brim-full of the most useful natural recipes

shallowly to strongly ribbed longitudinally

Vaginata has stunning yellow flowers with black markings

Grodan Delta 15cm x 15cm x 15cm Rockwool Blocks - Propagation & Seed Starting Cleistocactus The centre of diversity ofThe rockwool blocks are designed for starting seeds clones and growing from start to finish. These are one of the biggest rockwool blocks on the market bought to you by Grodan, the world leaders in rockwool technology.. Rockwool Block Size : 15cm x 15cm x 15cm. About rockwool plugs. Designed to facilitate the propagation of plants. Holds the optimum amount of water and oxygen. The plug is designed for single use and is not recommended to be used