Some hostas have more attractive flowers than others, and might be best left to bloom; while others are not so showy and can be deadheaded in summer. Deadheading can be done as soon as hosta ...
This means you will cut back hostas sometime in the late fall to early winter when the temperatures have dropped below 30 ...
to keep them healthy for their reappearance next spring. Removing spent hosta foliage tidies up the garden. But, more importantly, it removes dead leaves which harbor slug eggs that can attack ...