Expert Tips for Boosting Lawn Density thumbnail

Expert Tips for Boosting Lawn Density

Published Sep 08, 26
4 min read


Routinely check the lawn for actively growing weeds, along with newly germinated weed seedlings. Weed species tend to be discovered in specific environments, so monitoring for a particular weed should be based on knowledge of its biology. For instance, crabgrass is a spring annual that needs light to germinate.

Mid-summer would be an excellent time to search for fully grown plants to recognize seed sources for the following year. Late fall would be the finest time to look for seedlings of winter annuals such as henbit or annual bluegrass. Yearly grassy weeds such as crabgrass, goosegrass and foxtails are thought about significant weeds because they can successfully compete with yards and can considerably minimize lawn density in a single season.

To be efficient, this herbicide must be used in early spring prior to weed seed germination. Dandelions are typical in home lawns, especially where the lawn is thin or trimmed too short.

Advanced Agronomic Methods for Thicker Lawn Growth

The root will send up new growth until the plant lacks energy. Similar to the rest of natural yard management, employing sound cultural practices is necessary to lowering weed problems. A brief list of the most important cultural practices follows: Mowing at 2.5 to 3 inches for the cool-season grasses will keep the lawn dense and prevent weed seed germination.

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High mowing will protect yard crowns and leaves for photosynthesis and remove weed flowers and seed heads. Regular, shallow watering prevents root development and can encourage weed seed germination.

Selecting the Perfect Turf Variety for Sunny Yards

Refurbish chronically thin lawns to regionally adjusted types and cultivars. Bare spots and thinned locations must be reseeded. Fall is the best time to do this for cool-season lawns. Use organic-based herbicides such as corn gluten or herbicidal soaps, as proper. Do not seed when using corn gluten meal. Herbicidal soaps are fatty acid-based, non-selective contact herbicides.

Herbicidal soaps work by contact and will not affect underground plant parts. They can be quite efficient versus annual weeds, however are not as efficient versus seasonal weeds with comprehensive root systems; plants will likely regrow from their root systems. Herbicidal soaps can be effective versus small annual and biennial weeds such as typical chickweed, identified spurge and crabgrass.

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Since herbicidal soaps are non-selective, they can adversely affect preferable plants along with weeds. Recent research study reveals that corn gluten is a reliable pre-emergent herbicide that can control crabgrass, barnyardgrass, foxtails (Setaria spp.), dandelion, lambsquarter, pigweed, purslane and smartweed. Corn gluten is a byproduct of corn syrup production. The proteins in the corn gluten act on germinating seeds to hinder root development.

Corn gluten also contains 10 percent nitrogen by weight, and has a slow-release fertilizing result when applied to home yards. If used at the rate of 20 pounds per 1,000 square feet, this also successfully uses 2 pounds real nitrogen (N). Research study shows that 50 to 60 percent weed control can be attained in the very first year when corn gluten is used at 20 pounds per 1,000 square feet; 80 to 85 percent in the 2nd year; and over 90 percent control by the 3rd year.

The finest time to use corn gluten is shortly after the last spring frost and once again in the fall. Water following the application if there is no rain, then allow the location to dry for two or three days. A dry period following application is needed for corn gluten to successfully kill emerging weed seedlings.

A Simple Lawn Restoration Plan

A corn gluten application can hinder yard seed germination, so prevent utilizing this item if reseeding or overseeding an area of the lawn. Aspects to consider in making use of corn gluten include: 1) expense; 2) your understanding of weeds and their life process, since it must be applied in a 4- to six-week period prior to weed seed germination; and 3) potentially irregular outcomes, due to the fact that excessive moisture and microbial soil activity can decrease its efficiency.

Chelated iron is an active ingredient (Feast) that supplies control for broadleaf weeds in the lawn. Other products (such as A.D.I.O.S) have salt as an active ingredient and offer broadleaf weed control. Other tools offered for weed management that you may wish to explore include flame weeders, hot water weeders, flameless radiant heating systems and soil solarization for big weedy areas.

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