Whether a fertilizer is organic or synthetic, the label on the bag or carton spells out clearly just how rich it is. Although plants require at least 15 elements for health, 3 are needed in especially large amounts, and they are nitrogen, phosphorous, and potassium.
Whether a fertilizer is organic or synthetic, the label on the bag or carton spells out clearly just how rich it is. Although plants require at least 15 elements for health, 3 are needed in especially large amounts, and they are nitrogen, phosphorous, and potassium. Lee Reich Associated Press file
Whether a fertilizer is organic or synthetic, the label on the bag or carton spells out clearly just how rich it is. Although plants require at least 15 elements for health, 3 are needed in especially large amounts, and they are nitrogen, phosphorous, and potassium. Lee Reich Associated Press file

It’s spring and your plants are hungry

June 04, 2016 3:25 PM

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About Marianne Binetti

Marianne Binetti

@binettigarden

Marianne Binetti is the author of "Easy Answers for Great Gardens" and eight other gardening books. She has a degree in horticulture from WSU and will answer questions from her Web site at www.binettigarden.com.