Soil & Fertility
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Acid Soil Problems

Acidic soils (low pH) cause more gardening problems in Louisiana than any other soil factor. They affect so many other soil factors in both pest management and soil fertility.

Essential Steps When Starting A Southern Lawn
Spring is the time to begin working on a new lawn, and LSU AgCenter horticulturist Dr. Tom Koske has advice for those undertaking such a project.

Spring Critical In Establishing Lawn Care Routine
Spring has sprung, and the grass is now growing. But, says LSU AgCenter horticulturist Dr. Tom Koske, there is usually no good reason to push early growth with lots of fertilizer.

Should new sod be fertilized?

Many wonder if newly laid sod should be quickly fertilized to help speed establishment.

Dealing With Salinity in Lawns
Soil salts affect turf mostly by withholding moisture from plant tissues. They may also compete for uptake of nutrient ions. Try these suggestions to manage a soil salinity situation.
Thin Areas in Summer Lawns
Bare areas
When attempting to determine the cause of dying patches of grass during the summer, always check the soil first.
Winterizing Your Southern Lawn
Winterizing is an attempt to toughen plant tissues for the winter freezes much as you would add antifreeze to your car’s radiator for freeze protection.
Soil Test in Fall or Winter
Knowing what is in your soil and what it needs is a basic and first step to a good crop and plant health. This off-season time is a good time to get this information and find the products you will require.
Results are only as good as sample
The chemical analysis of a soil sample has been worked out and calibrated so that the numbers reported mean something useful to the client. However, the results are only as good as the sample is representative of the area and crop’s root zone.
Ironing Your Turfgrass
Although the earth’s crust is about 5% iron (Fe), we still see iron deficiency in plants. This may be because of a problem with the plant roots, soil and/or environment. This publication includes tips on how to care for your turfgrass. (PDF Format Only)
Replanting Storm-ravaged Landscapes Begins
Landscapes damaged by Hurricanes Katrina and Rita can be revitalized. LSU AgCenter horticulturist Dan Gill talks about what can be done to repair the damage.
Beware Of Lawn Winterizers, Cautions LSU AgCenter Horticulturist
Louisianians who winterize their lawns in October need to be especially careful at reading the nutrient label on the fertilizer bag, according to LSU AgCenter horticulturist Dr. Tom Koske.
Nitrogen in Lawn Fertilizers
Plots with nitrogen fertilizers
Nitrogen is the chief nutrient and controller of plant growth in average soils. It is provided in several commercial fertilizer forms.
Calculating Fertilizer Application Rates
The analysis or "formula" listed on the fertilizer bags tells you what is inside. This information lets you apply the proper amount of fertilizer.