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Fertilizer and Plant Food

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Down To Earth Down To Earth All Purpose Mix (4-6-2) - 5 lb

A gentle, non-burning fertilizer perfect for vegetables, herbs, flowers and container plants, our All Purpose mix is also ideal for all types of transplants. Formulated with top quality organic ingredients and designed to deliver a steady supply of essent

Down To Earth All Purpose Mix (4-6-2) - 5 lb

$16.99

Advanced Nutrients Advanced pH Perfect Sensigrow 4L A

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

Advanced pH Perfect Sensigrow 4L A

$58.78

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

Advanced pH Perfect Sensigrow 1L B

$19.67

Advanced Nutrients Advanced pH Perfect Sensibloom 4L B

Give Your Plants Reliable Full-bloom NutritionSensi Bloom is the 2-Part bloom base nutrient formula you can absolutely count on during your all important bloom phase. Use Sensi Bloom when you wants the best from your high value plants.

Advanced pH Perfect Sensibloom 4L B

$58.78

Advanced Nutrients Advanced pH Perfect Sensibloom 4L A

Give Your Plants Reliable Full-bloom NutritionSensi Bloom is the 2-Part bloom base nutrient formula you can absolutely count on during your all important bloom phase. Use Sensi Bloom when you wants the best from your high value plants.

Advanced pH Perfect Sensibloom 4L A

$58.78

Advanced Nutrients Advanced pH Perfect Sensibloom 1L B

Give Your Plants Reliable Full-bloom NutritionSensi Bloom is the 2-Part bloom base nutrient formula you can absolutely count on during your all important bloom phase. Use Sensi Bloom when you wants the best from your high value plants.

Advanced pH Perfect Sensibloom 1L B

$19.67

Advanced Nutrients Advanced pH Perfect Sensibloom 1L A

Give Your Plants Reliable Full-bloom NutritionSensi Bloom is the 2-Part bloom base nutrient formula you can absolutely count on during your all important bloom phase. Use Sensi Bloom when you wants the best from your high value plants.

Advanced pH Perfect Sensibloom 1L A

$19.67

Advanced Nutrients Advanced B-52 - 4L

B Vitamin SupplementUse this ever-popular formula in the demanding conditions of your high-intensity garden. This proprietary blend provides unique, powerful 100% guaranteed nutritional and vitamin support so your plants are always winners.

Advanced B-52 - 4L

$176.96

$106.18

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

Down To Earth Seabird Guano 0-11-0 - 5 lb

$29.79

Maxicrop Maxicrop Liquid Seaweed - 1L

Maxicrop is a great choice for those who do not want to use synthetic rooting compounds or for those who want to feed their plants more than 70 minerals, vitamins, and enzymes. Maxicrop is extracted from Norwegian seaweed. This all natural product has a m

Maxicrop Liquid Seaweed - 1L

$14.99

Hygrozyme Horticultural Enzymatic Formula 1 Liter

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 1 Liter

$50.52

Canna Canna Bio Flores 5L

Bio Flores was developed for the blooming phase of plants. Bio Flores is made of fermented plant material it provides many of the necessary minerals in the correct proportions.In addition to these minerals, the fermented plant material also contains subst

Canna Bio Flores 5L

$141.27

Humboldt County's Own G10 - Qt

This product is made up of a proprietary kelp extract and is a "flower finisher." The claims however are extremely vague. Start using this from the 3rd week of flowering all the way to the end. Does not contain Plant Growth Regulators(PGRs)

Humboldt County's Own G10 - Qt

$60.81

Aurora Innovations Roots Buddha Bloom qt

Roots Organics Buddha Bloom is a one part organic flowering nutrient formulated for potting soil and potting soilless gardens. Buddha Bloom is a proprietary blend of the finest organic ingredients specifically created to promote vigor, increase yields and

Roots Buddha Bloom qt

$24.93

Integra Boost Integra Boost 67g Humidiccant 55%

Integra Boost Humidiccant uses patent pending technology that releases or absorbs moisture, maintaining relative humidity in a contained environment at or about 55% relative humidity. Each individually wrapped Integra Boost packet includes a replacement i

Integra Boost 67g Humidiccant 55%

$3.99

Integra Boost Integra Boost 8g Humidiccant 55%

Integra Boost Humidiccant uses patent pending technology that releases or absorbs moisture, maintaining relative humidity in a contained environment at or about 55% relative humidity. Each individually wrapped Integra Boost packet includes a replacement i

Integra Boost 8g Humidiccant 55%

$0.99

General Hydroponics GH pH Up - qt

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$15.68

General Hydroponics GH pH Up - gal

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$39.06

General Hydroponics GH pH Down - Gal

The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

GH pH Down - Gal

$39.06

General Hydroponics GH Koolbloom Liquid qt

Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the se

GH Koolbloom Liquid qt

$30.18

Botanicare Botanicare PB PRO Bloom Soil qt

Designed specifically to be used in soil container gardens. When cultivating fruiting and flowering plants in soil, growers usually need to double or triple phosphorous levels, unlike hydroponics, thus making the 1-4-5 formula ideal for soil applications.

Botanicare PB PRO Bloom Soil qt

$30.68

$21.48

Botanicare Botanicare PB PRO Bloom qt

Designed specifically to be used in soil container gardens. When cultivating fruiting and flowering plants in soil, growers usually need to double or triple phosphorous levels, unlike hydroponics, thus making the 1-4-5 formula ideal for soil applications.

Botanicare PB PRO Bloom qt

$31.30

$18.78

Botanicare Botanicare PB PRO Bloom gal

Pure Blend Pro is a premium, one-part, natural and organic-based plant food. Pure Blend® Pro is a healthy environment-friendly alternative to commercial chemical fertilizers. Use Bloom during the fruiting and flowering stage.

Botanicare PB PRO Bloom gal

$76.03

$45.62

Botanicare Botanicare Cal-Mag Plus - qt

Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when gr

Botanicare Cal-Mag Plus - qt

$24.13