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Cannabis Nutrients

Best Cannabis Nutrients

From leading brands and best sellers available on the web.
#1

Winner

FoxFarm Fertilizer Soil Trio Liquid

FoxFarm

FoxFarm Fertilizer Soil Trio Liquid Nutrient: Tiger Bloom, Grow Big, Big Bloom Quart Bottles - (Pack of 3-32 oz)

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#2
FoxFarm - Big Bloom Plant Food, Liq

FoxFarm

10%OFF

FoxFarm - Big Bloom Plant Food, Liquid Fertilizer Concentrate for Flowers, Fruits, and Vegetables, All Purpose Plant Fertilizer for Indoor & Outdoor Potted Plants, NPK 0-0.5-0.7 (Quart)

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#3
Humboldts Secret Starter Kit Pack |

Humboldts Secret

9%OFF

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Humboldts Secret Starter Kit Pack | Indoor and Outdoor Plant Fertilizer and Hydroponic Nutrients | Base A & B, CalMag and Iron, Golden Tree, Flower Stacker, Plant Enzymes | Complete Garden System

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#4
General Hydroponics Flora Grow, Blo

General Hydroponics

10%OFF

General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 gallon each, Pack of 3

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#5
Humboldts Secret Set of A & B Liqui

Humboldts Secret

11%OFF

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Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

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Related Products

#6
General Hydroponics FloraSeries Hyd

General Hydroponics

7%OFF

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System Trial Pack with FloraMicro, FloraBloom and FloraGro, 1 qt.

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#7
General Hydroponics Flora Series: F

General Hydroponics

17%OFF

General Hydroponics Flora Series: FloraMicro, FloraBloom, FloraGro - 3-Part Hydroponic Nutrient System, 1 qt. Bottles

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#8
General Hydroponics CALiMAGic 1-0-0

General Hydroponics

27%OFF

General Hydroponics CALiMAGic 1-0-0, Concentrated Blend of Calcium & Magnesium, Secondary Nutrient Deficiencies Helps Prevent Blossom End Rot & Tip Burn, Clean, Soluble, 1-Quart

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#9
FoxFarm Liquid Nutrient Trio Hydro

FoxFarm

FoxFarm Liquid Nutrient Trio Hydro Formula: Big Bloom, Grow Big Hydro & Tiger Bloom - for Hydroponic Gardening, Green Growth, Buds & Late-Season Flowers, (3-32 oz Bottles)

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#10
General Hydroponics FloraGro 2-1-6

General Hydroponics

General Hydroponics FloraGro 2-1-6 Plant Food, Part of FloraSeries Advanced Nutrient System for Plants, 1 Gallon

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Buying Guide for the Best Cannabis Nutrients

Choosing the right cannabis nutrients is crucial for the healthy growth and optimal yield of your cannabis plants. Nutrients provide the essential elements that plants need to grow, develop, and produce flowers. When selecting cannabis nutrients, it's important to understand the different types and how they affect plant growth. This guide will help you navigate the key specifications to consider when choosing cannabis nutrients, ensuring you pick the best fit for your growing needs.
Nutrient TypeCannabis nutrients come in two main types: organic and synthetic. Organic nutrients are derived from natural sources and are often preferred for their environmental benefits and the belief that they produce better-tasting cannabis. Synthetic nutrients are chemically formulated and can provide precise control over nutrient levels, often leading to faster growth and higher yields. Choose organic if you prioritize natural growing methods and flavor, or synthetic if you want more control and potentially higher yields.
NPK RatioThe NPK ratio represents the balance of nitrogen (N), phosphorus (P), and potassium (K) in the nutrient mix. These are the primary macronutrients that cannabis plants need. Nitrogen is crucial for vegetative growth, phosphorus for root and flower development, and potassium for overall plant health. During the vegetative stage, a higher nitrogen ratio (e.g., 3-1-2) is beneficial, while during the flowering stage, a higher phosphorus and potassium ratio (e.g., 1-3-2) is preferred. Adjust the NPK ratio based on the growth stage of your plants.
MicronutrientsIn addition to NPK, cannabis plants require micronutrients such as calcium, magnesium, iron, and zinc. These are needed in smaller amounts but are still essential for healthy growth. A deficiency in any micronutrient can lead to poor plant health and reduced yields. Look for nutrient products that include a comprehensive range of micronutrients to ensure your plants receive a balanced diet. If you notice specific deficiency symptoms, you may need to supplement with additional micronutrients.
pH LevelThe pH level of your nutrient solution affects the plant's ability to absorb nutrients. Cannabis plants prefer a slightly acidic pH, typically between 5.5 and 6.5. If the pH is too high or too low, nutrient uptake can be hindered, leading to deficiencies and poor growth. Many nutrient products are formulated to help maintain the correct pH level, but it's still important to regularly test and adjust the pH of your water and nutrient solution. Choose nutrients that are pH-balanced or come with pH adjustment instructions.
SolubilitySolubility refers to how well the nutrients dissolve in water. Highly soluble nutrients are easier to mix and are more readily available for plant uptake. This is particularly important for hydroponic systems where nutrients are delivered directly to the roots in a water solution. For soil grows, solubility is still important but slightly less critical. Choose highly soluble nutrients for hydroponic systems and ensure they dissolve completely to avoid clogging and uneven nutrient distribution.
Application MethodCannabis nutrients can be applied in various ways, including liquid, powder, and slow-release granules. Liquid nutrients are easy to mix and apply, making them a popular choice for both soil and hydroponic systems. Powdered nutrients are often more concentrated and can be cost-effective but require thorough mixing. Slow-release granules are convenient for outdoor grows as they gradually release nutrients over time. Choose the application method that best fits your growing setup and convenience preferences.