J R Peters Classic Water Soluble Garden Fertilizer

Last updated: June 1, 2023


Whether you're growing plants in a greenhouse, on a front porch or outside in the ground, this garden fertilizer can improve the health of your vegetation. The plant is able to absorb the formula through both the leaves and the roots. It's also safe enough to use every 7 to 14 days during the growing season.

We looked at the top Garden Fertilizers and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Garden Fertilizer you should buy.

Product Details

Key Takeaway: Since you only need one scoop of this garden fertilizer per gallon of water, it will last you a long time.

In our analysis of 27 expert reviews, the J R Peters Classic Water Soluble Garden Fertilizer placed 5th when we looked at the top 15 products in the category. For the full ranking, see below.

From The Manufacturer

All indoor and outdoor plants, tree, vegetables and surf It feeds both through the roots and the leaves. This formula of nitrogen, phosphorus and potassium provides fast green-up and rapid leaf expansion Indoors it is especially effective on foliage plants, keeping leaves green. A proven performer in the vegetable garden for generations

Our Expert Consultant

Vicki Liston 
Home Improvement Expert

Vicki Liston writes, produces, and narrates “On The Fly…DIY,” an award-winning home improvement and DIY show of unique project tutorials for the casual DIY’er.

Home improvement and all things DIY have been Liston’s passion since she bought her first house in 2007 and she started making video blogs in 2014. She’s performed hundreds of DIY projects, from small ones to major, wall-smashing renovations and can teach you how to make a trendy DIY barn door for cheap. The proceeds earned from “On The Fly…DIY” are donated to no-kill animal shelters and rescue organizations.

Expert Reviews


What reviewers liked

Due to its high safety factor, the risk of it wilting or burning leafy vegetables is low. It is also safe for tomatoes or kales.
It is a 20-20-20 fertilizer, containing 20 percent of nitrogen, phosphorus, and potassium. These concentrations are higher than every other fertilizer featured in our review
View our Garden Fertilizer buying guide for in-depth advice and recommendations.

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