Plant Supplements

Often plants will need additional nutrients like nitrogen or iron to help the plant thrive. Our selection of plant supplements give plants the extra boost they need to grow healthy and lush. From flowers to crops, we have the products you need to encourage root growth and blooms. 

1-24 of 40 results
4.5 out of 5 stars (3)
$17.78
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Multiple sizes available
An excellent source of Potassium, which aids plants in forming healthy stems, roots and tuber growth.
5 out of 5 stars (6)
$13.66
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A plant supplement that corrects and prevents yellowing of foliage caused by iron deficiency of flowers, shrubs, trees, vegetables, and lawns.
4.5 out of 5 stars (25)
$13.67
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Multiple sizes available
A chelated nutritional spray formulated to correct iron deficiency (yellowing of foliage) and other nutrient deficiencies.
$115.92
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A professional liquid plant supplement that contains the ideal balance of all essential micro-nutrients readily available as chelates for greenhouses.
5 out of 5 stars (1)
$13.49
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Multiple sizes available
A single pack water soluble fertilizer for one time use for the watering can in each bag that will grow beautiful plants.
5 out of 5 stars (1)
$18.22
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Multiple sizes available
A supplement that prevents Blossom End Rot for tomatoes and peppers caused by the lack of calcium.
$18.50
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Pennington Epsom Salt is the way to give your plants the nutrients to thrive.
$19.49
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A soil amendment that aids in the uptake of micro-nutrients to vegetable, flowers, indoor plants and lawns.
$75.25
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Multiple sizes available
A water soluble chelated micro-nutrients fertilizer that is compatible with fertilizers and pesticides for vegetable crops to golf courses.
3 out of 5 stars (2)
$18.81
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Multiple sizes available
A mineral supplement that will quickly turn plants from yellow to green, and is great for use in lawns, trees, flowers, shrubs, and vegetables.
5 out of 5 stars (1)
$17.20
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A spray-on plant polish that gives your plant a natural and healthy glow.
$22.26
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Multiple sizes available
A water-soluble chelated iron fertilizer that is formulated to prevent and cure chlorosis in plants.
21%
Off
Quick View Earth Juice Grow
On Sale!
$17.97
Was: $22.74
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An organic fertilizer formulated as a slightly earthy to a sharp yeasty sourness in order to provide vigorous plant growth.
$65.25
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Iron based product designed to treat and prevent iron deficiency in all crops.
$15.75
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Multiple sizes available
Helps stop blossom end rot on Tomatoes and setting of fruit and correcting calcium deficiencies with a ready-to-use (RTU) spray bottle.
$85.06
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An professional organic supplement with manganese and sulfur to better assist plant absorption and correct manganese deficiencies.
$28.38
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An all-natural organic root stimulant and soil conditioner that builds plants from the roots up and for use on all plants, from seeding to maturity.
$26.45
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A all natural and organic plant food with many ingredients for plant growth from the roots up to the stems, leaves, flowers and fruit.
$18.80
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Multiple sizes available
Corrects calcium deficiency in tomatoes, peppers, apples and other crops.
$10.20
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Specially designed to clean and restore the natural beauty and shine of the plants foliage.
$14.88
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A plant care formula that cleans and beautifies all hard-leafed foliage plants.
30%
Off
Quick View Earth Juice Sugar Peak Transition
5 out of 5 stars (1)
On Sale!
$16.99
Was: $24.25
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Multiple sizes available
A liquid fertilizer which features one-part formula in a single bottle that will provide essential nutrients to your plants to help aid from stem and leaf growth into the budding and flowering stage.
$24.25
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A liquid fertilizer which features a one-part formula in a single bottle that is designed for leafy vegetables, foliage plants, and vegetative phase of blossoming and fruiting plants.
$18.65
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Multiple sizes available
A fertilizer that prevents and treats magnesium deficiency on palms, citrus, shrubs, trees, and turf and returns plant leaves to its natural dark green color.

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