Best Time to Use Pre-Emergent Herbicide The timing of pre-emergent herbicides depends on the type of weeds, specifically at what temperature the seeds germinate.

Pre-emergent herbicides are truly the unsung heroes of weed prevention because they form an invisible barrier in the soil that stops weed seeds from sprouting. Gardeners and landscapers alike use ...

Pre-emergent can prevent spring weeds in your lawn, but you need to wait until the conditions are right.

Q: What are the advantages and disadvantages of pre-emergent herbicides? In most cases, herbicide application should not be considered as a first option for weed control.

A preview of the upcoming season, and how to select pre-emergent. Backyard Farmer gives you a preview of the new season, and shows you how to select pre-emergent for your garden ...

If you choose to include organic pre-emergent herbicides in your weed management arsenal, follow all label instructions for application rates and safety precautions.

When compared to post-emergent herbicides, such as those containing 2,4-D, pre-emergents have less potential to enter the groundwater and are much less likely to cause damage to desirable plants.

Purdue University weed scientists have developed two time-lapse videos capturing the rapid growth of Palmer amaranth and the effect of pre-emergent herbicides used to control the aggressive and ...