Nutrient Additives and Plant Stimulators

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Monterey Monterey Epsom Salts (Magnesium Sulfate) - 4lb
Promotes bloom in roses and other flowering plants. Absorbed through the roots and foliage of plant to help plant produce chlorophyll.
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Monterey Epsom Salts (Magnesium Sulfate) - 4lb
$16.19
PRO-MIX Premier Pro-Mix Organic Seed Starting Mix with MYCOACTIVE - 16qt
Formulated with quality approved-organic ingredients. Contains an organic fertilizer that gradually feeds plants. Provides easy plant-care for improved seedling performance. Ideal for germinating vegetables, flowers, herb seeds, as well as starting stems
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Premier Pro-Mix Organic Seed Starting Mix with MYCOACTIVE - 16qt
$15.49
LOTUS Lotus Pro Series Cal/Mag - 15 oz
Lotus Pro Series Cal/Mag is a premium source of the two most readily absorbed secondary nutrients, integral for balanced and healthy growth, essential for coco based grows.
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Lotus Pro Series Cal/Mag - 15 oz
$17.99
Down To Earth Down To Earth Seabird Guano 0-11-0 - 5 lb
Use our high phosphorous Seabird Guano to dramatically increase both the amount and size of blooms throughout the flowering period for all indoor and outdoor plants. Seabird Guano greatly enhances beneficial bacterial activity in the soil, and because itâ
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Down To Earth Seabird Guano 0-11-0 - 5 lb
$17.88
Real Growers Real Growers Recharge 2oz Bag
Stronger, healthier plants and roots, in 48 hours or less. Works great in traditional soil and soilless media. All the benefits of compost tea, with none of the mess.
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Real Growers Recharge 2oz Bag
$9.95
Xtreme Gardening Xtreme Gardening Azos 6 oz
Azos is a beneficial microbe that sparks new root development and boosts growth. Azos works by rapidly increasing plant production of IAA (indole-3 acetic acid)–a natural plant hormone, affecting cell division, growth rates and plant and root development.
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Xtreme Gardening Azos 6 oz
$35.08
Espoma Organic Bio-Tone Starter Plus 4-3-3 Plant Food Plus Mycorrhizae - 4lb
The Ultimate Starter Fertilizer with both Endo & Ecto Mycorrhizae
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Espoma Organic Bio-Tone Starter Plus 4-3-3 Plant Food Plus Mycorrhizae - 4lb
$10.99
Down to Earth Alfalfa Meal 5 lb
An excellent soil conditioner, Alfalfa Meal is a rich source of trace elements and natural growth stimulants. Recommended for all flowering shrubs and especially roses, Alfalfa Meal accelerates growth and promotes larger, more plentiful blooms. It is also
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Down to Earth Alfalfa Meal 5 lb
$0.00
Down To Earth Down To Earth Acid Mix (4-3-6) - 5 lb
A fertilizer blended specially for acid soil loving plants like rhododendrons, azaleas, hydrangeas, evergreen trees and shrubs, blueberries, raspberries and other plants that thrive in a low pH soil. To encourage lush flowers and fruit, apply Acid Mix in
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Down To Earth Acid Mix (4-3-6) - 5 lb
$16.99
NPK Industries NPK RAW Cane Molasses - 2 oz
RAW Cane Molasses is a highly concentrated, water Soluble micronized molasses that gives all the benefits of Liquid Molasses without all the mess.
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NPK RAW Cane Molasses - 2 oz
$12.99
Canna Canna Bio Boost 250mL
BioBOOST by BIOCANNA is a natural additive that promotes bigger blooms and stronger flavors in flowers to create a high-quality yield.
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Canna Bio Boost 250mL
$35.20
Plant Success Plant Success King Crab - 4 oz
Increase yields, maximize phosphorous solubility, and add life to the root zone! The active microbes in King Crab were specifically selected to increase the availability of nutrients during the vegetative stage and increase yields in the flowering stage.
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Plant Success King Crab - 4 oz
$24.49
Maxicrop Maxicrop Liquid Fish 3-1-1 - 32oz
Made from fresh Menhaden fish and has a guaranteed analysis of 3-1-1. The liquid is ready to dilute in water. Can be used as a foliar feed indoors or out or as a soil drench feed. Great for use on flowers, trees, lawns, fruits, and vegetables.
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Maxicrop Liquid Fish 3-1-1 - 32oz
$15.99
Athena Athena Stack - 32 Ounce
Stack is a natural plant nutrient made from kelp extract. The nutrients in Stack encourage healthy growth and flowering. Stack gives the plant tools to reach its full genetic potential.
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Athena Stack - 32 Ounce
$70.00
Athena Athena Cleanse - Gallon
Made from the ideal (and safe) root zone optimizing agents-Hypochlorous acid. This safe and mild acid is derived from salt and a proprietary electrochemical treatment process.
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Athena Cleanse - Gallon
$49.00
Rhizoflora Purpinator 1 Gallon
Purpinator is a specialty nutrient additive formulated to deliver increased flavonoid, terpenoid, and resin production in your plants. In addition to these benefits, Purpinator will improve the coloration of plants with purple phenotypes. Much like its pr
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Purpinator 1 Gallon
$85.48
Flex FLEX Liquid H2O2 (34% Hydrogen Peroxide) - 1 Gal
Hydrogen Peroxide (H2O2 34%) is an excellent product for cleaning hydroponic equipment, materials and grow areas. 
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FLEX Liquid H2O2 (34% Hydrogen Peroxide) - 1 Gal
$39.99
Canna Canna Bio Boost 1L
BioBOOST by BIOCANNA is a natural additive that promotes bigger blooms and stronger flavors in flowers to create a high-quality yield. BioBOOST enhances the rate plants absorb nutrients, and is to be used during the start of the blooming period. BioBOOST
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Canna Bio Boost 1L
$105.80
Down To Earth Down To Earth Bat Guano (7-3-1) - 2 lb
The undisputed champion of organic fertilizers, Bat Guano is rich in readily available Nitrogen, Phosphorus and micronutrients and provides essential plant nutrition for vigorous vegetative growth and early fruit and flower development. Bat Guano is fast
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Down To Earth Bat Guano (7-3-1) - 2 lb
$18.99
Down To Earth Down to Earth Rock Phosphate 0-3-0 5 lb
Down To Earth™ Rock Phosphate is essential for building soil phosphate levels for long-term plant productivity and for preventing calcium deficient soils.
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Down to Earth Rock Phosphate 0-3-0 5 lb
$14.99
Real Growers Real Growers Recharge 8oz Bag
Stronger, healthier plants and roots, in 48 hours or less. Works great in traditional soil and soilless media. All the benefits of compost tea, with none of the mess.
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Real Growers Recharge 8oz Bag
$34.99
Real Growers Real Growers Grow Dots 75gram
Programmed release over the first 6 weeks of your grow cycle. High Nitrogen, for strong, vegetative growth. Phosphorus and Potassium, for stronger, healthier plant roots.
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Real Growers Grow Dots 75gram
$9.99
Canna Canna CalMag Agent 1L
CANNA CALMAG AGENT is a calcium and magnesium mineral nutrient designed to improve water quality for calcium sensitive systems, such as when using reverse osmosis water with a coco medium. Our CANNA CALMAG AGENT increases water hardness, without disruptin
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Canna CalMag Agent 1L
$19.01
LOTUS Lotus Pro Series Carboflush - 9 oz
Lotus Pro Series Carboflush is designed to remove excess nutrient buildup stored within plants and medium, and acts as a catalyst for flushing your plants in their final stage of growth, while still providing the necessary components for microbial activit
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Lotus Pro Series Carboflush - 9 oz
$15.99