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7-7-7 Fertilizer for Plants

Choose a balanced liquid feed when your garden needs all three primary nutrients with our 7-7-7 Fertilizer for Plants. It provides equal percentages of nitrogen, phosphorus, and potassium, plus labeled sulfur and trace nutrients. Mix it with water for actively growing flowers and vegetables when your feeding plan calls for a moderate-analysis, equal-ratio formula.

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When a balanced 7-7-7 fertilizer may fit your garden

  • When a soil test identifies a need for nitrogen, phosphorus, and potassium in an active garden bed
  • When flowering annuals are actively making leaves and buds in well-draining soil
  • When an established vegetable plot requires complete nutrient replenishment
  • When a general garden feeding plan specifies a balanced liquid formula at a measured rate

Do not assume equal-ratio NPK is appropriate for phosphorus-rich soil; excess feeding can burn roots and increase runoff.

Results you can see

Supports rich green growth for healthy, vibrant plants.

Supports rich green growth for healthy, vibrant plants.

Promotes steady leaf and stem development for thriving plants.

Promotes steady leaf and stem development for thriving plants.

Helps build healthy roots for better nutrient and water uptake.

Helps build healthy roots for better nutrient and water uptake.

Works for vegetables, flowers and mixed beds

  • Tomatoes
  • Peppers
  • Zucchini
  • Cucumbers
  • Marigolds
  • Zinnias
  • Petunias
  • Herbs

Label facts

NPK 7-7-7 with 1% sulfur, plus iron, manganese and copper.

Derived from kelp (ascophyllum nodosum), monopotassium phosphate, ammonium nitrate, potassium sulfate, iron sulfate, manganese sulfate, zinc sulfate, copper sulfate.

Store cool and dark. Guaranteed 12 months from purchase; keeps up to 2 years.

Frequently asked questions

What does 7-7-7 mean?

Three equal numbers: 7% nitrogen, 7% phosphorus and 7% potassium, at a moderate strength. 7-7-7 Fertilizer for Plants is built as an all-round feed for a mixed bed, where nitrogen supports leafy growth, phosphorus supports roots and flowering, and potassium supports fruit and overall resilience. Because no single nutrient dominates, one bottle covers tomatoes, peppers and zucchini alongside marigolds and zinnias growing in the same ground, without tilting the bed toward leaves or toward flowers.

How often should I feed with it?

7-7-7 Fertilizer for Plants is a liquid feed meant to ride along with your regular watering rather than become a separate job. Feed every 2–4 weeks in spring and summer, when vegetables and flowers are growing and setting fruit and blooms fastest, then ease back to every 4–8 weeks in fall and winter as growth slows. Mix at the recommended dilution and water it in as you normally would; steady, light feeding suits a mixed bed better than occasional heavy doses.

How is this different from 4-4-4 or 8-8-8?

The balance is identical; the strength changes. All three TPS formulas carry nitrogen, phosphorus and potassium in equal measure, so they behave the same way in the soil. 4-4-4 is the gentlest, suited to frequent light feeding of young or sensitive plants. 8-8-8 carries more of each nutrient for heavier feeders and larger plants. 7-7-7 Fertilizer for Plants sits between them, which makes it the middle-ground choice for most home gardens where a bed holds a mix of vegetables and flowers.

Which plants is this ratio for?

7-7-7 Fertilizer for Plants is made for the mixed bed: tomatoes, peppers, zucchini and cucumbers growing beside marigolds, zinnias and petunias, with herbs tucked along the edge. Each of those plants wants nitrogen for leaves, phosphorus for roots and flowers, and potassium for fruit and resilience in roughly even measure, and a balanced formula gives them that without favoring one over another. For everything growing side by side in one bed, this is the one bottle to reach for.

Will this burn my plants?

7-7-7 Fertilizer for Plants is a dilute liquid feed, and dilution is what matters here. Fertilizer burn happens when concentrated salts sit against the roots: too much product in too little water, or granules piled at the base of a plant. Mixed at the recommended dilution and applied every 2–4 weeks, the nutrients arrive in solution across the whole root zone at a strength the roots take up as they water. Keep to that mix and water it in as part of a normal watering; if you overdo it, flush with plain water.

When will I see results?

Foliage responds first. With 7-7-7 Fertilizer for Plants feeding a bed every 2–4 weeks, greener leaves and sturdier new growth usually show within two to four weeks, because a liquid feed is available to the roots as soon as it’s watered in. Flowering and fruiting run on your plant's own calendar: the phosphorus and potassium support bud set and fruit development, so those gains build across the season rather than appearing in a week. Consistent feeding through summer is what carries them.

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7-7-7 Fertilizer for Plants 8oz $11.99