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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
Marine kelp has some of the fastest growth of any plant on earth and is now in this easy-to-use form
You probably think you've covered all your bases: your NPK is on point
Added potassium compared to HP2
SledgeHammer is a unique rinse formula designed to remove fertilizer buildup which may relieve nutrient lockout
You can also order this model in a 2-Zone configuration
Max-Duct White Vinyl Ducting 6" x 25' crop control Marine kelp has some ofMax Duct is manufactured with triple foil laminate with a very durable white PVC and UV inhibitors. Max Duct is the strongest duct on the market and with a cost similar to the leading competitors' 3 ply ducting. Comes in 25 ft lengths and includes 2 clamps for easy installation. If you want the Maximum Duct reach for Max Duct.
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