Fertilizer and Plant Food

Home / Hydroponic & Organic Gardening / Fertilizer and Plant Food
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.
Add to cart
Monterey Epsom Salts (Magnesium Sulfate) - 4lb
$16.19
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.
Add to cart
Lotus Pro Series Cal/Mag - 15 oz
$17.99
BuildASoil BuildASoil Craft Blend Nutrient Pack - 3 lb
15 hard to find and premium amendments brought in house and mixed on site just for you:
Add to cart
BuildASoil Craft Blend Nutrient Pack - 3 lb
$31.00
Advanced Nutrients Advanced pH Perfect Sensigrow 1L B
Give Your Plants a Phenomenal Grow Phase With This Proven 2-Part BaseThe most successful growers have spent many years relying on Sensi Grow to give their plants the edge during grow phase. Your plants use the nutrients in Sensi Grow to reward you with ra
Add to cart
Advanced pH Perfect Sensigrow 1L B
$21.96
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
Add to cart
Down To Earth Seabird Guano 0-11-0 - 5 lb
$17.88
Foxfarm FoxFarm Tiger Bloom - gal
Ready to bloom? Tiger Bloom® makes it happen. This is an ultra-potent, fast-acting, high-phosphorus fertilizer with just enough nitrogen to sustain healthy, vigorous green growth during flowering. The low pH keeps it stable and ensures that the micronutri
Add to cart
FoxFarm Tiger Bloom - gal
$86.99
Advanced Nutrients Advanced Overdrive 1L
Overdrive Your Plants for their Strongest FinishDuring the final weeks of bloom phase your plants need the ingredients in Overdrive to maintain flower maturation, flower growth, and overall vigor. Many growers neglect the last weeks of bloom phase, but no
Add to cart
Advanced Overdrive 1L
$50.25
Athena Athena Grow B - Gallon
A simple formula designed for the vegetative stage of growth and for non-flowering plants. Our careful balanced mineral ratios help facilitate optimal plant development including photosynthesis, healthy respiration, and robust stalk and root growth.
Add to cart
Athena Grow B - Gallon
$31.50
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
Add to cart
Canna CalMag Agent 1L
$19.01
Canna Canna Coco 1L B
CANNA COCO is a line of nutrients and substrates which are specially developed for growing plants in coco. The first coco cultivation product line was CANNA's coco line. Nowadays it's the most popular growing product line for both professionals and hobbyi
Add to cart
Canna Coco 1L B
$15.71
Advanced Nutrients Advanced Flawless Finish 1L
Here's Your Final Solution for High Quality HydroponicsFlawless Finish is a clearing flush solution that removes excess fertilizer salts from growing systems and media. Safe to use while plants are growing, Flawless Finish is concentrated and easy to use,
Add to cart
Advanced Flawless Finish 1L
$23.62
Real Growers Real Growers Grow Dots EXTENDED 75gram
Save time, energy, and money by using Grow Dots in your garden.
Apply at 15g per gallon container size
Up to 8 week veg and then 10 week bloom
Add to cart
Real Growers Grow Dots EXTENDED 75gram
$9.99
Real Growers Real Growers Grow Dots EXTENDED 75gram
Save time, energy, and money by using Grow Dots in your garden.
Add to cart
Real Growers Grow Dots EXTENDED 75gram
$9.99
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.
Add to cart
Real Growers Recharge 2oz Bag
$9.95
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.
Add to cart
Down to Earth Rock Phosphate 0-3-0 5 lb
$14.99
Athena Athena Pro Bloom - 10 lb Box
Plants require higher amounts of phosphorous and potassium to increase flower bulk and support high-metabolic activities. Athena Pro Bloom contributes balanced levels macro and micro-elements including sulfur used for increasing potency and flavors.
Add to cart
Athena Pro Bloom - 10 lb Box
$77.00
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.
Add to cart
Athena Cleanse - Gallon
$49.00
Athena Athena Bloom B - Gallon
We blend top of the line macronutrients and chelated micronutrients to achieve greater nutrient uptake ability across a wider pH range in any combination of grow method, water-type and media.
Add to cart
Athena Bloom B - Gallon
$31.50
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.
Add to cart
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.
Add to cart
Real Growers Grow Dots 75gram
$9.99
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
Add to cart
Purpinator 1 Gallon
$85.48
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
Add to cart
Premier Pro-Mix Organic Seed Starting Mix with MYCOACTIVE - 16qt
$15.49
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
Add to cart
Lotus Pro Series Carboflush - 9 oz
$15.99
Espoma Organic Bio-Tone Starter Plus 4-3-3 Plant Food Plus Mycorrhizae - 4lb
The Ultimate Starter Fertilizer with both Endo & Ecto Mycorrhizae
Add to cart
Espoma Organic Bio-Tone Starter Plus 4-3-3 Plant Food Plus Mycorrhizae - 4lb
$10.99