Emily ParkerBy Emily Parker

Updated November 2026

Scotts organic lawn fertilizer ingredients are mostly plant- and animal-derived materials that release nutrients slowly as soil microbes break them down. In this guide, you’ll learn what typically sits in the bag, how to read the label, and how to decide whether the mix suits a bee-friendly lawn. If you want a fuller comparison first, our Organic vs Non Organic Lawn Fertilizer: Which Feeds Your Lawn Best? article covers the basics.

What Scotts Organic Lawn Fertilizer Ingredients Usually Include

Scotts sells several organic lawn products, and formulas change by product line and bag size, so always check the current guaranteed analysis printed on your bag. Most organic blends of this type rely on a handful of common components:

Shopping for one? See our guide: 6 Best Organic Lawn Fertilizers Compared: Top Picks for 2026.

  • Feather meal and blood meal: fast-to-moderate nitrogen sources made from processed animal byproducts.
  • Poultry manure or compost: provides nitrogen along with organic matter that supports soil structure.
  • Bone meal or rock phosphate: supplies phosphorus, which supports root growth.
  • Sulfate of potash or kelp meal: supplies potassium and trace minerals for stress tolerance.
  • Humic or fulvic acid materials: help nutrients stay available in the root zone.

The “organic” label means these materials are approved for organic use, not that the product is free of all synthetic additives. Read the ingredient list to confirm what your specific bag contains.

How to Read the Label Before You Buy

The three numbers on the front are the N-P-K ratio: nitrogen, phosphorus, and potassium, in percent by weight. A bag marked 10-0-4 contains 10 percent nitrogen, no phosphorus, and 4 percent potassium. Use these steps to compare products:

  1. Find the guaranteed analysis and note the N-P-K numbers.
  2. Check the nitrogen source list. Slow-release sources such as composted manure and feather meal feed grass more evenly than fast sources.
  3. Look for the phrase “water insoluble nitrogen” (WIN) if it appears. A higher WIN percentage usually means a longer feeding period.
  4. Confirm the product is labeled for lawns and matches your grass type.
Label Item What It Tells You
N-P-K ratio Nutrient percentages by weight
Water insoluble nitrogen Share of nitrogen released slowly
Organic ingredient list Source materials and release speed
Application rate Pounds per 1,000 square feet

Is the Formula Safe for Bees and Pets?

Organic fertilizers are generally considered lower risk for pollinators than broad-spectrum synthetic products, but “low risk” is not “no risk.” Some organic materials, including bone meal and blood meal, can attract pets and wildlife if left on the surface. Water the product in after spreading, keep it off hard surfaces, and keep pets off the lawn until it dries. For a closer look at pet considerations, see Organic Pet Safe Lawn Fertilizer: 7 Best Picks for Pet-Friendly Lawns.

Bees forage on flowering clover and dandelions in lawns, so timing matters. Avoid applying any fertilizer when weeds are in full bloom, and mow before feeding if flowers are abundant. If you have a serious concern about exposure for a sensitive person or animal, consult a veterinarian or healthcare professional.

Applying Scotts Organic Products for Best Results

Follow the bag’s rate exactly. Over-application of organic nitrogen can still burn grass and push excess nutrients into waterways. Spread with a broadcast or drop spreader, sweep any granules off walkways, and water lightly. Most cool-season lawns respond best to feeding in early fall and spring, while warm-season grass prefers late spring through summer.

Common Mistakes to Avoid

  • Assuming “organic” means unlimited use. Nutrients still accumulate.
  • Ignoring the rate printed on the bag and guessing by eye.
  • Spreading right before heavy rain, which can wash product into drains.
  • Feeding stressed lawns during drought or peak summer heat.
  • Skipping a soil test, which can reveal whether phosphorus or potassium is already sufficient.

FAQ

Are Scotts organic lawn fertilizer ingredients safe for kids and pets?

Most organic blends are safer than synthetic options, but keep children and pets off the lawn until granules are watered in and the area is dry. Store bags out of reach.

Why does the N-P-K ratio matter if the product is organic?

The ratio tells you how much nitrogen, phosphorus, and potassium you are adding, which helps you match the product to your soil’s needs. Organic products still need correct rates.

How long do organic ingredients take to show results?

Slow-release organic sources typically take one to three weeks to show visible greening, since soil microbes must break the material down first.

Conclusion

Scotts organic lawn fertilizer ingredients center on animal and plant materials that release nutrients gradually, which suits most home lawns. Read the current label, apply at the printed rate, and time applications to avoid peak bloom. For more options, browse our Top 5 Organic Lawn Fertilizers for Sale Worth Considering in 2026 roundup.

Ready to choose one?

Emily Parker

About Emily Parker

Emily Parker is part of our editorial team and reviews and edits our pollinator-safe lawn care guides, checking product details against manufacturer specifications and owner feedback.