Does Weed and Feed Degrade over Time?

0 of 2 found this helpful. Do you? While lawn fertilizers and plant foods have an indefinite shelf life if they are stored correctly, products that have a control in them, such as weed or insect control, should be used within 3 to 5 years, as the control may lose its effectiveness.

Does fertilizer go bad over time?

The general answer is no, fertilizer does not go bad if it is properly stored. Fertilizer is made up of a variety of natural minerals and elements that do not break down over time allowing you to store your unused fertilizer from year to year.

How long does Scott weed and feed last?

Scotts Turf Builder Weed and Feed 3 is a fertilizer and post-emergent herbicide, so it is designed to be used in late Spring when target weeds are young and actively growing. You can reapply after at least 30 days as long as your turf is listed as safe. Do not make more than 2 applications per year.