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Nutrient Additives and Plant Stimulators

Home / Hydroponic & Organic Gardening / Fertilizer and Plant Food / Nutrient Additives and Plant Stimulators

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.

Real Growers Grow Dots 75gram

$7.96

Flex FLEX Liquid H202 (34% Hydrogen Peroxide) - 1 Gal

Hydrogen Peroxide (H2O2 34%) is an excellent product for cleaning hydroponic equipment, materials and grow areas.

FLEX Liquid H202 (34% Hydrogen Peroxide) - 1 Gal

$16.99

General Hydroponics GH Koolbloom 2.2 lb Pouch

Dry KoolBloom by General Hydroponics is a concentrated plant food supplement specifically formulated to promote intense and abundant flowering. It is designed to enhance the production of robust blooms as well as essential oils and fragrance in many flowe

GH Koolbloom 2.2 lb Pouch

$35.62

Real Growers Real Growers Recharge Single Stick Pack

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.

Real Growers Recharge Single Stick Pack

$2.95

Gaia Green Gaia Green Power Bloom, 2 kg

Power Bloom is a high phosphate fertilizer specifically formulated to support prolific flowering and fruiting. As a result, Power Bloom is our best fertilizer for root development and for all flowering and fruiting plants.

Gaia Green Power Bloom, 2 kg

$28.99

Nectar For The Gods Nectar For The Gods One Shot 4 lb

One Shot is a soil amendment for super soil style gardening. One Shot is a blend of natural ingredients that are ground into fine powders and held together with a molasses binder in small pellets. The molasses activates and encourages microbial activity i

Nectar For The Gods One Shot 4 lb

$20.99

Plant Success Plant Success Great White Mycorrhizae 1 oz

The endo and ecto mycorrhiza, beneficial bacteria and trichoderma build a microbial system in and on plant roots which enhance water and nutrient uptake. Great White can be used in hydroponics, field agriculture or home gardening. It is best used as a see

Plant Success Great White Mycorrhizae 1 oz

$13.99

Atami Atami Bloombastic 1.25 L/42.3 oz

The Bloombastic formula contains biological minerals in combination with biological stimulants to create a one of a kind nutrient additive specifically designed for the flowering and ripening of your plants. The unique combination of elements in Blombasti

Atami Bloombastic 1.25 L/42.3 oz

$222.74

Down To Earth Down To Earth Azomite Sr POWDER - 5 lb

Slow-Release grade of AZOMITE volcanic minerals with particle size ranging from 4 to 200 mesh. Ideal for blending with other materials and amendments as a trace mineral resource to help meet complete plant nutritional needs

Down To Earth Azomite Sr POWDER - 5 lb

$10.14

General Hydroponics GH pH Control Kit

General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

GH pH Control Kit

$20.85

Plant Success Plant Success Great White Mycorrhizae 4 oz

The endo and ecto mycorrhiza, beneficial bacteria and trichoderma build a microbial system in and on plant roots which enhance water and nutrient uptake. Great White can be used in hydroponics, field agriculture or home gardening. It is best used as a see

Plant Success Great White Mycorrhizae 4 oz

$39.99

Mammoth P - 120ml

MAMMOTH P is an organically derived microbial inoculant for growing plants that maximizes phosphorus and micronutrient cycling to maximize bud growth, increase yield, and enhance plant health.

Mammoth P - 120ml

$47.77

Plant Success Plant Success Orca - 100 ml

Premium Liquid Mycorrhizae with Beneficial Bacteria. Orca is a highly concentrated LIQUID mycorrhizal and beneficial bacteria product. It brings together 4 highly effective endo mycorrhizal species with 14 super effective bacteria strains. This all-in-one

Plant Success Orca - 100 ml

$10.50

Down To Earth Down to Earth Granular Humic Acid 5 lb

A highly concentrated source of humic acids ideal for use on fields, turf and vegetable gardens. Derived from the ancient remains of decomposed organic plant materials, humic acids enhance nutrient uptake and stimulate soil microbial life. Naturally occur

Down to Earth Granular Humic Acid 5 lb

$11.89

Down To Earth Down To Earth Blood Meal (12-0-0) - 5 lb

A high nitrogen source, our Blood Meal is guaranteed to promote rapid, green growth. A wonderful fertilizer for heavy feeders like corn, spinach, salad greens and garlic in the early spring, it also helps compost piles heat up and break down fast.

Down To Earth Blood Meal (12-0-0) - 5 lb

$22.94

Down To Earth Down To Earth Fish Bone Meal - 5 lb

Fish Bone Meal is a marine based alternative to traditional steamed Bone Meal and is wonderful for all flowering plants, trees and shrubs. A great source of phosphorus and calcium, Fish Bone Meal also contains a small amount of organic nitrogen and is an

Down To Earth Fish Bone Meal - 5 lb

$12.89

Cultured Biologix Cultured Biologix EZ Tea Bloom - 8oz

EZ Tea Bloom is an instant microbial tea that contains all the aspects of a compost tea, but without the mess, hassle, or smell of brewing compost tea. This flower-specific formulation contains:

Cultured Biologix EZ Tea Bloom - 8oz

$32.00

Cultured Biologix Cultured Biologix Dr. Root - 8oz

Dr. Root is a natural rooting inoculant that combines root growth promoting bacteria, endomycorrhizae, and aloe vera extracts to promote new root growth and root mass development.

Cultured Biologix Dr. Root - 8oz

$32.00

Power Si - 250 ml

The original, patented form of stabilized, bioavailable silica for plants. Often imitated never duplicated. Unlike other silica products, we work with the best possible silica matrix (patented) to enable superior absorption. Power Si is a proprietary m

Power Si - 250 ml

$75.00

Down To Earth Down To Earth Rose and Flower Mix (4-8-4) - 5 lb

Down To Earth Rose & Flower Mix is outstanding for all types of roses, bulbs, flowering shrubs and even onions and garlic. Apply when planting new roses, bulbs and perennials and use throughout the season when new growth appears on existing plants.

Down To Earth Rose and Flower Mix (4-8-4) - 5 lb

$13.89

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.

Xtreme Gardening Azos 6 oz

$33.41

BioAg BioAg Ful-Power Quart

Ful-Power will maximize your potential. It drives nutrients and minerals into the plant and results in healthier plants and tastier produce. It's a must have for any grower. Ful-Power golden humic is purified by a special fermentation-style extraction tha

BioAg Ful-Power Quart

$22.99

Hygrozyme Horticultural Enzymatic Formula 500 ml

Hygrozyme is a concentrated enzyme formula and is an essential addition to any grow system. With over 20 years of medical and horticultural enzyme formulation and production experience, SIPCO perfected a proprietary formula to help plants reach their full

Hygrozyme Horticultural Enzymatic Formula 500 ml

$26.28

Microbe Life Hydro Microbe Life Photosynthesis Plus, 16 oz

Photosynthesis Plus is a breakthrough in biology and biophysics once thought impossible to achieve. By driving and accelerating the processes that contribute to overall plant vigor, Photosynthesis Plus will accelerate your time to market while improving y

Microbe Life Photosynthesis Plus, 16 oz

$22.99