Weed Killer For Tall Fescue Lawns

Weed killer for tall fescue lawns designed to control weeds without harming healthy turf.

15 products

Weed Killer for Tall Fescue Lawns — Tall fescue is a durable cool-season grass, but choosing the wrong weed killer can thin or damage your lawn. This collection features selective herbicides that work great on tall fescue, helping you control weeds safely and effectively when applied as directed.

From clover and dandelions to crabgrass, ground ivy, nutsedge, and unwanted grasses, these professional-grade weed killers are trusted by lawn care pros and serious DIY homeowners. You’ll also find spray additives that improve coverage, absorption, and overall weed control.

When you buy from Lawn Synergy, you also get expert support. If you’re unsure which product to choose or how to mix and apply it, our team can help with product selection, mixing instructions, timing, and best practices.

Weeds This Collection Helps Control in Tall Fescue

  • Broadleaf weeds: dandelion, clover, chickweed, plantain, ground ivy (creeping charlie)
  • Sedges: yellow nutsedge and other sedge species
  • Grassy weeds: crabgrass, goosegrass, unwanted grasses
  • Tough weeds: violets, oxalis, wild onion, and deep-rooted broadleaf weeds

Quick Guide: Pick the Right Weed Killer

Weed Problem Great Product Options Why It Works
Clover, Dandelions & Broadleaf Weeds Triad Select, T-Zone SE, Q4 Plus, Lesco 3-Way, De-Amine 4, Trimec (granular) Selective broadleaf herbicides that target weeds while protecting tall fescue
Ground Ivy (Creeping Charlie) & Violets Triclopyr 4 Ester, T-Zone SE, Q4 Plus Triclopyr-based options penetrate waxy leaves and deep root systems
Nutsedge SedgeHammer, Vexis(granular), Q4 Plus Targets sedges specifically and is widely used on cool-season lawns
Crabgrass & Some Grassy Weeds Q4 Plus, Quintessential Strong post-emergent option for crabgrass control in many turf scenarios
Unwanted Grasses (Specialty Use) Fusilade II, Ornamec, Ethofumasate, Vexis Specialty herbicides for specific grassy weed situations—selection and timing matter
Better Coverage & Better Results Spray Booster Helps sprays stick and spread for improved absorption and performance

Frequently Asked Questions

Are these weed killers safe for tall fescue?

Yes. These products are commonly used on tall fescue when applied according to label directions.

What’s the best weed killer for clover in tall fescue?

Triad Select, Lesco 3-Way, De-Amine 4, and T-Zone SE are excellent options. Make sure you add in Spray Booster as it will greatly increase effectiveness on clover.

What kills ground ivy or violets in tall fescue?

Products containing triclopyr, such as Triclopyr 4 Ester and T-Zone SE, are often the best choice.

What kills nutsedge in tall fescue lawns?

SedgeHammer, Vexis, and Q4 Plus are trusted options for sedge control.

Can Lawn Synergy help with product selection and mixing?

Yes. Our team offers expert support to help you choose and apply the right product.