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Bayou Lafourche

Bayou Lafourche - LDEQ Nonpoint 319 Projects

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such as along the banks of <strong>Bayou</strong> <strong>Lafourche</strong>, and wet, boggy areas. Replacement<br />

vegetation that is best suited to local conditions should be chosen to replace turf.<br />

Recommendations for applicable plants are available from a local extension office.<br />

State specific cooperative extension service information is available from the<br />

Cooperative State Research, Education, and Extension Service (CSREES) at<br />

http://www.csrees.usda.gov.<br />

Minimal fertilization<br />

A lawn may require the addition of nutrients to promote or maintain healthy growth. A<br />

soil test can give you an accurate picture of the quality of your soil. Nutrients can be<br />

partly supplied by leaving a moderate amount of fine grass clippings on the lawn after<br />

mowing—these clippings can provide nearly half of the required nutrients to the lawn<br />

and they hold in moisture, speed decomposition, and relieve the burden of landfills to<br />

handle excess yard waste. Additional nutrients can be supplied with compost or<br />

commercial fertilizers that are of an organic or encapsulated nitrogen type, but they<br />

should be applied at or below the rates prescribed on the packaging. Compost or<br />

organic and encapsulated nitrogen fertilizers reduce the risk of nutrient leaching and<br />

have been shown to release nutrients more gradually. Slow-release fertilizers are also<br />

beneficial for reducing nitrogen losses from soils that are prone to leaching. Organic<br />

products offer the additional benefits of<br />

increasing soil condition and promoting<br />

the growth of desirable soil organisms.<br />

Timing of fertilization is very important.<br />

Warm-season grasses generally benefit<br />

more from spring and summer<br />

fertilization. Fertilizers require water for<br />

activation; a light watering is usually<br />

enough (note that fertilizer should not be<br />

applied if rainfall is expected).<br />

Excessive fertilization causes unwanted<br />

growth and the need to mow more often.<br />

Fertilizing at the wrong time of year may favor the growth of weeds rather than healthy<br />

turf. Excessive fertilization along with excessive watering can lead to the buildup of<br />

thatch that can increase insect and disease problems.<br />

Weed control and tolerance<br />

A property owner must decide how many weeds can be tolerated before action is taken<br />

to eradicate them. A few weeds will not substantially interrupt the continuity of the turf.<br />

The best way to keep weeds at bay is to maintain a healthy, dense lawn that shades the<br />

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