I have so many curtain rods; what a great idea. Prob better to use thicker ones, too. DIY: Garden Hose Guides - spray painted curtain rods, placed at the edge of a flower bed, help to protect your flowers from getting lopped off by the hose.
A surprising use for your leftover coffee grounds! Camellias, hydrangeas, and roses are all nitrogen loving plants so the coffee grounds help. The grounds are also a great deterrent for slugs and snails around hostas and other plants that the pests love.