Organic Silicon Fertilizers
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Wollastonite Calcium Silicate
Discover Better Yields with VANSIL Wollastonite Unique among soil amendments, VANSIL wollastonite...
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Diatomaceous Earth
Unleash Soluble Monosilicic Acid's Benefits Plants are capable of obtaining silicon in...
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Soft Rock Phosphate
Soft Rock Phosphate with Soluble SiliconCalPhos soft rock phosphate delivers slow-release phosphorus...
Unlock Plant Health Benefits with Organic Silicon
Custom Hydro carries a curated selection of naturally derived organic silicon fertilizers and minerals for farms, gardens, and hydroponic systems. Silicon is a plant-beneficial element known to strengthen cell walls, enhance root and shoot growth, and improve resistance to pests, disease, and environmental stress.
Organic Silicon Sources
- Soluble Silica — fast-acting, ideal for fertigation & foliar application
- Calcium Silicate (Wollastonite) — slow-release soil amendment
- Diatomaceous Earth — natural pest suppression & soil conditioning
All products are naturally derived and suitable for organic production systems. Fast nationwide shipping available.
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Red Lake Earth Stall Dry Granular 40 lb.Regular price $22.25Regular priceUnit price per
$0.00Sale price $22.25 -
Red Lake Earth 67% Diatomaceous Earth and 33%...Regular price $18.15Regular priceUnit price per
$0.00Sale price $18.15 -
Red Lake Earth 40 lb.Regular price $32.12Regular priceUnit price per$48.30Sale price $32.12Grower Price -
CalPhos Soft Rock Phosphate POWDER 1 lb.Regular price $2.97Regular priceUnit price $2.97 per lb
Serving Arkansas, Kansas, Missouri and Oklahoma. Shipping Nationwide! Wholesale to the public!