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• Measures pH
77 EC calibration solution (50ml bottle)
One SunBlaster 12" NanoTech T5 Reflector - maximizing performance
For those special requirement low Nitrogen situations when high amounts of Phosphate and Potassium are needed to firm or size fruits or vegetables
however Rockwool has been known to show effects in as little as 24 to 72 hours after the initial application
Jump Start Commercial Seedling Heat Mat 60"x21" ACCF144 • Measures pHHydrofarm's Commercial Heat Mat helps maximize your growing area by letting you daisy chain up to 4 of the MTMDA add on units to this one. Bottom heat is one of the most important and effective ways to improve germination and rooting. Our new heavy duty modular commercial heat mats will provide uniform heat for hundreds of seedlings or cuttings. Warms root area 10 20F over ambient temperature to improve germination. Supersized mats: 60" x 21" Rugged
US$ 145.85
US$ 18.90
US$ 100.68