If you get the permethrin powder, something like this
https://www.amazon.com/Chapin-Inter...ocphy=9017460&hvtargid=pla-309956454183&psc=1
makes it easy to apply. A hardware store or garden center should have one. My Grandmother called it a "rose duster."
You can also get permethrin liquid as a concentrate, dilute it, and use it in a spray bottle.
https://www.amazon.com/Chapin-Inter...ocphy=9017460&hvtargid=pla-309956454183&psc=1
makes it easy to apply. A hardware store or garden center should have one. My Grandmother called it a "rose duster."
You can also get permethrin liquid as a concentrate, dilute it, and use it in a spray bottle.
