GT OPTIMUM BLOOM A & B 1L SET
Optimum Bloom A 1 Litre
Optimum Bloom B 1 Litre
The Growth Technology Optimum range can be used in all hydroponic systems and with all growing media.
Use Optimum Grow A+B during the vegetative stage for healthy, vigorous plant growth.
or 4 payments of $7.50 with Learn more