The best weed and feed products for lawns vary depending on your grass type and specific needs, but several top options stand out based on expert testing and reviews:

Best Overall

• GreenView Broadleaf Weed Control Plus Lawn Food
  • Highly concentrated with a slow-release nitrogen formula (NPK 27-0-4)
  • Effective on many grass types including Kentucky bluegrass, fescues, ryegrass, Bermuda, zoysia, and more
  • Controls about 250 weed varieties, including dandelions and clover
  • Feeds and thickens grass without excessive growth
  • Works well in spring or early fall
  • Granules last over 8 weeks
  • Note: Contains 2,4-D, which requires careful application to minimize environmental impact

Best Bang for the Buck

• Scotts Turf Builder Weed and Feed
  • NPK ratio 26-0-2, applied in spring
  • Compatible with many grasses but not recommended for some warm-season grasses like St. Augustine
  • Uses WeedGrip technology to target broadleaf weeds
  • Provides quick results in thickening grass and preventing weed growth
  • Contains 2,4-D

Upgrade Pick

• BioAdvanced 5-in-1 Weed & Feed
  • NPK 22-0-4, slow-release formula feeding for up to 3 months
  • Controls over 200 weeds and grassy weeds, including crabgrass
  • Strengthens roots and improves heat and drought resistance
  • Suitable for Bermuda, fescue, buffalo grass, zoysia, and seashore paspalum
  • Not for new grass; contains 2,4-D

Best for Cool-Season Lawns

• GreenView Fairway Formula Spring Weed and Feed
  • NPK 24-0-6, slow-release feeding for up to 12 weeks
  • Kills over 200 weed species and prevents crabgrass
  • Works on Kentucky bluegrass, Bermuda, fescue, ryegrass, and others
  • Boosts grass health and growth but less effective on existing weeds
  • Contains 2,4-D

Best for Warm-Season Lawns

• Scotts Turf Builder Southern Triple Action
  • NPK 29-0-10, high nitrogen for thick green lawn
  • Designed for St. Augustine, zoysia, centipede, and carpet grass
  • Contains insecticide for pest control lasting up to 6 months
  • Contains Atrazine, not safe until fully watered in and dry

Considerations

• Most effective weed and feed products contain herbicides like 2,4-D or Atrazine, which require careful use to avoid harm to people, pets, and the environment.
• Slow-release nitrogen formulas are preferred for steady feeding without burning grass.
• Choose a product suited to your grass type (cool-season vs. warm-season) for best results.
• Application timing (spring or fall) is critical for effectiveness.

In summary, GreenView Broadleaf Weed Control Plus Lawn Food is highly rated overall for its balance of feeding and weed prevention, especially for a wide range of grass types. For budget-conscious buyers, Scotts Turf Builder Weed and Feed is a solid choice. For warm-season grasses, Scotts Turf Builder Southern Triple Action is specialized and includes pest control benefits

. These products are widely available at major retailers like Amazon, Lowe’s, The Home Depot, Walmart, and Tractor Supply Co.