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Do you have everything you need for spring? 🪴 click here to explore our newest items!
Do you have everything you need for spring? 🪴 click here to explore our newest items!

Potassium

Biological and mineral potassium sources for pre-plant and top/side dress K needs. Potassium is critical for key plant functions including regulating plant water status and CO2 uptake.
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$317.80 - $317.80
$317.80
$317.80 - $317.80
$317.80

AgSil 16H Potassium Silicate Powder 52% SiO2 (0-0-32) 50 lb Bag

 AgSil helps plants to resist toxicity from phosphorous, manganese, aluminum and iron and increases tolerance to salt. AgSil also aids in resistanc...

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$317.80 - $317.80
$317.80
$317.80 - $317.80
$317.80
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$42.95 - $42.95
$42.95
$42.95 - $42.95
$42.95

Potassium Sulfate Granular (SOP) (0-0-50+S17%) - 50 lb Bag

Potassium is essential for a vigorous root system, plant growth, disease resistance, as well as fruit and vegetable quality. SOP granular is a natu...

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$42.95 - $42.95
$42.95
$42.95 - $42.95
$42.95
$45.30 - $45.30
$45.30
$45.30 - $45.30
$45.30

Diamond K Solution Grade Ultra Fines SOP (0-0-50) - 50 lb Bag

Diamond K Ultra Fines Sulfate of Potash is a high-purity, finely ground (minus 325 mesh) soluble potassium sulfate designed to be applied in soluti...

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$45.30 - $45.30
$45.30
$45.30 - $45.30
$45.30
$43.00 - $43.00
$43.00
$43.00 - $43.00
$43.00

Kmag or SulPoMag Granular (0-0-22+22S+11Mg) - 50 lb Bag

Intrepid Trio brand Kmag or SulPoMag is 100% natural Langbeinite, a long-lasting, readily available source of low-chloride potassium (22%), magnesi...

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$43.00 - $43.00
$43.00
$43.00 - $43.00
$43.00
$52.50 - $52.50
$52.50
$52.50 - $52.50
$52.50

K*ASH - Sunflower Hull Ash (0-4-34) - 50 lb Bag

K*Ash enriches the soil, tempers acidity, and improves soil structure and microbial flora while providing potassium and other essential nutrients. ...

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$52.50 - $52.50
$52.50
$52.50 - $52.50
$52.50
$63.40 - $63.40
$63.40
$63.40 - $63.40
$63.40

BioLink® Potassium Fertilizer Liquid (0-0-6) - 2.5 Gallon

BioLink Potassium Fertilizer (0-0-6) is a liquid fertilizer containing 6.0% soluble potash derived from sulfate of potash (potassium sulfate). It c...

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$63.40 - $63.40
$63.40
$63.40 - $63.40
$63.40
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$22.00
$22.00 - $22.00
$22.00
$17.50
$17.50 - $17.50
$17.50

DTE Solution Grade Langbeinite (0-0-21.5) - 5 lb

Langbeinite (AKA KMag, or SulPoMag) is a mineral that contains potassium (K), magnesium (Mg) and sulfur (S) – three of the essential nutrients that...

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$22.00
$22.00 - $22.00
$22.00
$17.50
$17.50 - $17.50
$17.50
Sale Sale
$1,789.00 - $1,789.00
$1,789.00
$1,789.00 - $1,789.00
$1,789.00

Potassium Sulfate Granular (SOP) (0-0-50+S17%) - 2200lb Tote

Potassium is essential for a vigorous root system, plant growth, disease resistance, as well as fruit and vegetable quality. SOP granular is a natu...

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$1,789.00 - $1,789.00
$1,789.00
$1,789.00 - $1,789.00
$1,789.00
$32.95 - $32.95
$32.95
$32.95 - $32.95
$32.95

MilAgro Keylamax Potassium (4-0-40) - 2 lb Bag

Foliar powder fertilizer derived from potassium amino acid complexes. 4% N, 40% K2O. It improves the quality of the harvest, the color, flavor, w...

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$32.95 - $32.95
$32.95
$32.95 - $32.95
$32.95
$45.30 - $45.30
$45.30
$45.30 - $45.30
$45.30

Diamond K KMS (0-0-21.5) - 50 lb Bag

Also known as Langbeinite, Kmag, SulPoMag and Trio. Contains potassium (K), magnesium (Mg) and sulfur (S) – three of the essential nutrients that p...

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$45.30 - $45.30
$45.30
$45.30 - $45.30
$45.30