When properly used, Preen Garden Weed Preventer reduces the need for hand weeding around your hostas and other garden plants. Hostas (Hosta spp.) grow in U.S. Department of Agriculture plant hardiness zones 3 through 9. Start using this product in spring. Is preen safe to use around pets? is preen safe for chickens.

How do you get rid of weeds in hostas?

Digging up the hostas may prove to be the best solution. Then you can go through them and tease out the weeds and their roots and replant the hostas. Clear weeds out of the area before replanting and be sure to mulch the area after replanting to help minimize future weed problems.

Will Preen hurt perennials?

PREEN DOES NOT HARM SHALLOW-ROOTED PERENNIALS OR BULBS FROM GROWING! Once Preen is applied I suggest that you don’t do too much walking or cultivating in the beds because you can “break” up this barrier which will then allow weeds to sprout and grow.