Post-emergent herbicides are only marginally effective. Triclopyr + clopyralid or triclopyr alone are suggested.
Photographs courtesy of Judy Sedbrook.
Post-emergence herbicides are your best bet for killing foxtail weeds. Choose one that is safe for use in turf grass and that specifies its use against foxtail.
Post-emergence herbicides to slow broadleaf and grassy weeds in the fall, late winter, and late spring. Glyphosate can be used on dormant bermuda ONLY!
Pre-emergence herbicide applied in spring for control of annual grassy weeds.
Post-Emergent Herbicide Weed Control for Buffalo Grass
Buffalo grass, originally a native prairie grass, is a drought-tolerant grass used in lawns and landscapes. During the growing season, weeds may invade buffalo grass.
What is Post-Emergent Selective Herbicide?
Find out if post-emergent selective herbicides are right for your garden; learn about using herbicides.
Pre-emergence and post-emergence damping off. Seedlings may be stunted and yellowed. Seedlings wilt and collapse. Stand is slow to fill in.
And that's why some people prefer to use a post-emergent herbicide on their crabgrass. Post-emergent herbicides can be applied practically any time during the growing season. And they work by disrupting cellular processes within the plant itself.
So many homeowners pump gallons of post-emergent herbicides on their lawns that they deplete their soil of vital nutrients, as well as potentially poison the local water sources.
Post-emergent applications are also effective if made when plants are small, less than 4 inches in diameter. Labeled post-emergent products include 2, 4-D and combinations, dicamba, glyphosate, triclopyr, and pendimethalin.
First it's important to understand the difference between a pre-emergent and a post-emergent herbicide. Pre-emergent implies controlling the weed or weed seed before it "emerges" or germinates. It does not kill existing weeds.
Blend of nutrients and post-emergent herbicide.
Promotes lush green grass.
Kills existing broadleaf weeds such as dandelions and clover.
Use a pre-emergent weed control to get rid of weeds before they've had time to germinate, or a post-emergent if they're already actively growing.
Grasses often invade your garden beds. Dachthal is a pre-emergent grass killer that can be used near vegetable and fruit crops. Sethoxydim is a post-emergent grass killer that will control most of your grasses.
See also: Herbicide, Grass, Plant, Weed, Lawn