Nitrogen Foliar Fertilizers

  • Bio-Activate Plus 5-0-0

    Bio-Activate Plus 5-0-0

  • Ferti-Nitro Plus 13.62-0-0 Organic Fertilizer 50 lb.

    Ferti-Nitro Plus 13-0-0

    Ferti-Nitro Plus 13-0-0

  • Urea 46-0-0 fertilizer low biuret 50 lb.

    Urea, 46-0-0 with low biuret

    Urea, 46-0-0 with low biuret

Boost Crop Growth with Fast-Acting Nitrogen Foliar Fertilizers

Custom Hydro stocks a selection of nitrogen foliar fertilizers for farms, orchards, and gardens. Foliar nitrogen applications are ideal for rapid green-up, correcting mid-season deficiencies, and boosting protein content at key growth stages without over-applying to the soil.

Nitrogen Foliar Sources

  • Urea (46-0-0) — high-N, cost-effective foliar option
  • UAN (Urea Ammonium Nitrate) — liquid N for flexible application
  • Amino Acid Nitrogen — organic-compatible, high-absorption foliar N
  • Calcium Nitrate — dual N + Ca source for fruit & vegetable programs

Fast nationwide shipping available. OMRI-listed options in stock.

  • Ferti-Nitro Plus 13.62-0-0 Organic Fertilizer 50 lb. Ferti-Nitro Plus Organic Nitrogen Fertilizer 13.62-0-0 | 50 lb.
    Ferti-Nitro Plus Organic Nitrogen Fertilizer 13.62-0-0 | 50...
    Best Price
    Ferti-Nitro Plus Organic Nitrogen Fertilizer 13.62-0-0 | 50...
    $321.93
    $401.80 $321.93
    $6.44 lb
    Best Price
  • Calcium Nitrate Greenhouse Grade 20 lb. Calcium Nitrate 15.5-0-0 | 20 lb
    Calcium Nitrate 15.5-0-0 | 20 lb
    Best Price
    Calcium Nitrate 15.5-0-0 | 20 lb
    $20.55
    $30.49 $20.55
    $1.03 lb
    Best Price
  • Ferti-Nitro Plus 13.62-0-0 fertilizer 4lb. Ferti-Nitro Plus 4 lb.
    Ferti-Nitro Plus 4 lb.
    Ferti-Nitro Plus 4 lb.
    $41.02
    $0.00 $41.02
    $10.26 lb
  • Ferti-Nitro Plus 1lb. Jar Ferti-Nitro Plus 1lb v2
    Ferti-Nitro Plus 1 lb.
    Ferti-Nitro Plus 1 lb.
    $16.22
    $0.00 $16.22
    $16.22 lb
  • Calcium Nitrate Greenhouse Grade 1 lb. Yaraliva Calcinit logo
    Calcium Nitrate 15.5-0-0 | 1 lb
    Calcium Nitrate 15.5-0-0 | 1 lb
    $2.26
    $0.00 $2.26
    $2.26 lb
  • Haifa Cal Prime 17-0-0 calcium nitrate fertilizer 55 lb. Haifa Cal Prime 17-0-0 calcium nitrate fertilizer 55 lb.
    Haifa Cal Prime 17-0-0 calcium nitrate fertilizer 55...
    Best Price
    Haifa Cal Prime 17-0-0 calcium nitrate fertilizer 55...
    $40.60
    $66.00 $40.60
    $0.74 lb
    Best Price
  • Urea 46-0-0 fertilizer low biuret 50 lb. Urea 46-0-0 fertilizer low biuret 50 lb.
    Urea 46-0-0 fertilizer low biuret 50 lb.
    Best Price
    Urea 46-0-0 fertilizer low biuret 50 lb.
    $39.27
    $54.54 $39.27
    Best Price
  • Ferti-Nitro Plus Fertilizer 20lb. Ferti-Nitro Plus 20 lb.
    Ferti-Nitro Plus 20 lb.
    Ferti-Nitro Plus 20 lb.
    $162.50
    $0.00 $162.50
  • Haifa Cal Prime 20 lb.
    Haifa Cal Prime 20 lb.
    Best Price
    Haifa Cal Prime 20 lb.
    $38.00
    $45.80 $38.00
    Best Price
  • Haifa Cal Prime 4 lb.
    Haifa Cal Prime 4 lb.
    Best Price
    Haifa Cal Prime 4 lb.
    $17.45
    $24.44 $17.45
    Best Price
  • Urea46-0-0 with low biuret (0.5% max) 1 lb.
    Urea46-0-0 with low biuret (0.5% max) 1 lb.
    Urea46-0-0 with low biuret (0.5% max) 1 lb.
    $12.69
    $0.00 $12.69
  • Haifa Cal Prime 1 lb.
    Haifa Cal Prime 1 lb.
    Best Price
    Haifa Cal Prime 1 lb.
    $8.44
    $11.25 $8.44
    Best Price
  • YaraLiva CALCINIT Greenhouse/Solution Grade full pallet
    YaraLiva CalciNit 15.5-0-0 | Full Pallet
    Best Price
    YaraLiva CalciNit 15.5-0-0 | Full Pallet
    $1,734.11
    $2,275.00 $1,734.11
    Best Price
  • Urea 46-0-0 with low biuret (0.5% max) 20 lb.
    Urea 46-0-0 with low biuret (0.5% max) 20...
    Urea 46-0-0 with low biuret (0.5% max) 20...
    $39.90
    $0.00 $39.90
  • Hi-Yield Calcium Nitrate 4 lb.
    Hi-Yield Calcium Nitrate | 4 lb
    Hi-Yield Calcium Nitrate | 4 lb
    $13.92
    $0.00 $13.92
  • PureCrop PureCrop
    PureCrop
    PureCrop
    From $27.24
    $0.00 From $27.24

Serving Arkansas, Kansas, Missouri and Oklahoma. Shipping Nationwide! Wholesale to the public!