Can i weed and feed after seeding

However you can change your cookie settings at any time. Find out more. How to control weeds in a newly seeded lawn. When your new grass starts to grow, it can be quite alarming when weeds start to grow with it. Location SC. Wait a minute guys--he's in Canada--Does it ever get warm up there? What is the growing season? Don't know anything about the temps. Keep it wet and mowed high. Any big weeds water then pull but be careful not to pull the grass seedlings out. A lot of hard work, but don't put any chems down.

Try to get the grass to grow faster than the weeds this year. Just a lot of hard work,. Location CT. Wait until it has been mowed 3 or 4 times, then you can blanket it with herbicide. Until then, spot spray. Location New Jersey. RigglePLC said:. You must log in or register to reply here. Similar threads E. Weed Identification Help. Replies 15 Views 1K. Nov 20, windflower. For example, the common herbicide 2,4-D is toxic to some cultivars of St. Augustine grass Stenotaphrum secundatum , which grows in the area roughly covered by U.

Department of Agriculture plant hardiness zones 8 through Another common herbicide, atrazine, is potentially lethal to grass when applied in temperatures above 85 degrees Fahrenheit.

Use the instructions on the bag of each weed and feed product to determine how it will affect seeding. Sara DeBerry is a graduate of the University of Florida holding a masters degree in environmental horticulture and a minor in entomology and nematology. DeBerry has been writing for government agencies since and has published peer reviewed scientific articles during her studies at UF. Before you plant grass seed, you should always prepare the area by removing any weeds that may be growing in the location.

Even with careful preparation of the planting site, weeds can still develop among the newly planted grass seed. Weed killers, however, can harm grass seeds and seedlings if applied too early or improperly. A general rule of thumb is to wait at least until you have mowed the new grass four times before using any standard postemergent broadleaf herbicide. A standard pre-emergent herbicide should not be applied until at least three to four months after seeding the area.

Some pre-emergent herbicides can safely be used during seeding and usually come mixed with a seed starter.