A: The three pre-emergents most used and recommended by OSU for homeowners are prodiamine, pendimethalin and dithiopyr. These are the generic chemical names, and they all are sold by several companies ...

The weather just seems to get more and more unpredictable. From the extreme winter storm a year ago to the warm December we just had, unusual weather can make gardening even more challenging than it ...

We have had numerous yellowing St. Augustine turfgrass samples brought to the Smith County Master Gardener Help Desk that showed signs of clubbed rooting. Rather than a normal tapered root the roots ...

I don't like to use chemicals on my lawn. I know pre-emergent herbicides are recommended spring and fall, but how important is this? - Brad K., Tulsa Herbicides are important only if your goal is a ...

It's important to understand the proper timing for this herbicide to work correctly. Pre-emergent herbicides are truly the unsung heroes of weed prevention because they form an invisible barrier in ...

For lawns that have experienced crabgrass problems in the past, the best approach for control of this annual weed in the coming year is the timely application of a crabgrass prevention herbicide. In ...

Pre-emergent herbicides stop weeds by attacking roots and shoots before they sprout. They also kill grass seed, so space seeding and spraying at least 12 weeks apart. Plan carefully to time both tasks ...

Warm temperatures in March have had many homeowners wondering about this year’s first spring pre-emergence (PRE) herbicide application. When is the right time to apply in spring? If you've waited, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS – Business is blooming at G.R.

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 them ...