If your tap water is over 200 ppm (or contains Calcium above 70 ppm), use Flora Micro Hardwater. If your water contains 30 to 50 ppm Calcium, you can mix our original Flora Micro with Flora Micro Hardwater to create a perfect Micro blend for your plants.

FLORA SERIES - This three part series continues to be a big seller in the hydroponic industry. The flexibility to custom blend the formulas is an attractive benefit to beginners and experts alike. Great for all types of media/growing environments including rockwool, grow rocks, coco, soil, aeroponics, etc.