pre-emergent

Do pre-emergent weed control in late winter, early spring when the soil is moist but not soggy.

As season changes, gardeners get ready 2010

Apply a pre-emergent weed killer in late fall and late winter.

The temperamental rose offers rewards in color, fragrance and luxuriance 2010

Other natural herbicides are sold in the U.S. from well-known brands such as Jonathan Green and Safer, though many must be applied in significant quantities as pre-emergent weed suppressants or are nonselective, meaning they also kill grass.

Where the Grass Is Made Greener 2009

It plans to launch the product first in a granular spot-control format to apply after weeds come up and is working on a pre-emergent formulation and a "weed and feed" product with fertilizer.

Where the Grass Is Made Greener 2009

Find a high-quality weed killer with lots of micronutrients as well as nitrogen, phosphorus and potassium with pre-emergent herbicides (organic ones use corn gluten) to kill growth before it starts.

Tips for the Spring Selling Season 2009

This is the time to apply pre-emergent to your lawns -- I have no idea what pre-emergent means, by the way -- in order to avoid crab grass.

CNN Transcript Apr 16, 2006 2006

Predictive: Emergent properties are systemic features of complex systems which could not be predicted (practically speaking; or for any finite knower; or for even an ideal knower) from the standpoint of a pre-emergent stage, despite a thorough knowledge of the features of, and laws governing, their parts.

Emergent Properties O'Connor, Timothy 2006

This is the time to apply pre-emergent to your lawns in order to avoid crabgrass.

CNN Transcript Apr 29, 2006 2006

Annuals, like crabgrass, should be attacked with a pre-emergent herbicide that contains corn gluten, as mentioned above.

The Seattle Times 2011

If you overseed during spring at the same time that you are applying a pre-emergent herbicide, the herbicide will hinder the growth of the new seed.

Vail Daily - Top Stories Mike Earl Special to the Vail Daily Vail 2010