Cultiwool 4" x 4" x 2.5" Blocks of Cultilene Rockwool - Case of 216 ventilation stands as an illuminant gem

stands as an illuminant gem within our new generation of premier commercial horticulture LED fixtures

Optional 1:1 ratio flow restrictor saves 50% more waste water

Darkling Beetles (lesser meal worm)

including biweekly tissue samples and university analysis

Read this how-to article about how to use heat mats for seed starting

Cultiwool 4" x 4" x 2.5" Blocks of Cultilene Rockwool - Case of 216 ventilation stands as an illuminant gemDescription Cultiwool 4" x 4" x 2. 5" Block (216 Blocks Case) Cultilene: Cultiwool's growing blocks are known for their remarkable efficiency. Their superiority is linked to the consistent nature of our products. The swift and uncomplicated absorption of water and the even distribution of water throughout the substrate are prominent features of a competent growing medium. High Quality Stone Wool: Alongside offering the finest quality stone wool