Pay in 4 interest-free payments of $18.49 Learn more
Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
The ONA Block measures 3" x 3" and will fit in most places
Adjustable setpoints
Measurement can be displayed with tabulated data or as a graph
when used as directed
regardless of length
Grow More Seaweed Organic 11% 2.5 gal bio-organic fertilizer The ONA Block measures 3"Grow More Seaweed Extract offers a all natural organic non toxic product that leaves no residue on crops. May be applied anytime during the growing season through harvest. Grow More Seaweed Extract contains naturally balanced chelated trace elements such as boron, molybdenum, copper, zinc, manganese, iron, and cobalt. The natural chelating agents are alginic acid and mannitol. Seaweed Extract contains low concentration of naturally occuring plant
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