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lawn fertilization #861329

Asked March 13, 2024, 12:16 PM EDT

I fertilize my lawn twice a year using an organic fertilizer from sw fertilizer called earth essentials 5-1-3. when would be the best time for my spring and winterizer applications?

Harris County Texas

Expert Response

Hello

You can start fertilizing lawns as soon as you've had to mow it 2-3 times. This ensures it is actively growing before applying. This timeframe in Harris County is late March- April, depending on your lawn.  Fertilizer can again be applied in fall (Sep/Oct).

Just be sure not to fertilize when lawn is under stress. This includes after a freeze or during/directly after drought. Some believe they can add it to stressed lawn to fix the situation. That only adds more stress.

Here is the St. Augustine maintenance calendar, if that is the type of turf you have.
https://harris.agrilife.org/files/2023/02/st-augustinegrass-home-lawn-maintenance-calendar.pdf

An Ask Extension Expert Replied March 19, 2024, 3:32 PM EDT

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