Jacks Classic All Purpose 20-20-20 Water Soluble Plant Fertilizer
Best all purpose plant food for consistent growth and vibrant blooms.
Jacks Classic All Purpose 20-20-20 is a highly regarded, water-soluble fertilizer favored by professional growers for its versatility. It effectively nourishes plants through both root absorption and foliar feeding, promoting rapid greening and overall plant health. This balanced formula provides essential nitrogen, phosphorus, and potassium, making it an industry standard for general-purpose plant care. It's ideal for a wide range of applications, from container gardens to houseplants, ensuring robust growth and vibrant foliage.
$13.99
Owner Satisfaction
4.6
/ 5
Category Rank
1939
/ 4425
#1939 in Fertilizers
Price vs Category Average
-77%
Below average
N-P-K Ratio
202020
/ - -
Who it's for
- Gardeners with diverse plants seeking a single, effective fertilizer
- Busy plant enthusiasts desiring quick, hassle-free feeding solutions
- Home growers and professionals prioritizing proven, dependable plant nutrition
Who should skip it
- Advanced growers needing tailored nutrient profiles for specific crops
- Individuals preferring infrequent fertilization for their plants
- Novice gardeners unfamiliar with precise fertilizer measurement
Performance breakdown
Nutrient Versatility
The balanced 20-20-20 ratio supports almost any plant variety effectively.
Dissolution Speed
Fine crystals dissolve rapidly in water without leaving messy residue behind.
Application Flexibility
Seamlessly transitions between root drenching and foliar feeding for maximum results.
Growth Response
Delivers a noticeable green-up effect within just a few feeding cycles.
Professional Reliability
A proven industry standard trusted by commercial growers for consistent performance.
Safety Profile
Requires careful handling and storage away from pets and small children.
Key Specs
N-P-K Ratio
20 - 20 - 20
Weight
1.50 LBS
Fertilizer Form
Water Soluble
Application Method
Root Feeding, Foliar Feeding
Water Soluble
Yes
Pet Child Safe
No
Release Type
Not Specified
Features
- Industry Standard for Professional Growers
- Feeds Through Roots and Leaves
- Promotes Fast Green-Up
- Balanced NPK Ratio
- Versatile All-Purpose Use
What customers say
Customers consistently praise this fertilizer for its remarkable effectiveness across a wide variety of plants, from vegetables to ornamentals. Many highlight the visible improvement in plant vigor, growth, and bloom production shortly after application. Its water soluble nature makes it incredibly easy to mix and apply, simplifying the feeding routine for both novice and experienced gardeners. Users frequently commend its reliability in delivering consistent, impressive results, making it a trusted staple in their gardening toolkit.
Know before you buy
Yes, the 20-20-20 balanced formula is designed for versatility and works well for a wide range of plants, including indoor houseplants and outdoor container gardens.
This is a water-soluble formula that must be dissolved in water before use. You can apply it either by watering the soil directly at the base of the plant or by using it as a foliar spray to feed through the leaves.
Yes, the balanced nutrient profile is specifically formulated to promote fast green-up and overall plant health, which can help address nutrient deficiencies that cause yellowing.
No, this product is not labeled as pet or child safe. It should be stored securely out of reach and applied in areas where pets and children will not come into direct contact with the solution.
The 20-20-20 ratio provides an equal balance of nitrogen, phosphorus, and potassium. This makes it a reliable, all-purpose choice for growers who want to support consistent vegetative growth and root development without needing specialized formulas for every plant type.
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$14