Should You Cut Off Agapanthus Seed Heads. You should deadhead blooms and cut back stems as the lilies bloom during the growing season and again let the foliage die back but once it has died back in the fall it can be cut off at this point. So pick them when theyve still got a bit of greenness and juice to them and just hang them upside down in a barn somewhere or your potting shed and then theyll be ready for Christmas.
Agapanthusgrows as a dense mound of strap-like foliage and in summer its blue flowers appear atop fleshy stalks 18 to24 inches tall. Agapanthus are fine as long as you cut the flower head off soon as they have started to go to seed. Should I deadhead agapanthus after flowering.
Its very important not to cut backthe leaves until the end of their season because hey help provide nourishment to the bulb for next seasons blooms.
If you protect your lily-of-the-Nile from freezing temperatures you can forego. How to Prune Agapanthus Deciduous varieties Cut back agapanthus stems to about 4 inches above. Also take the chance to trim off. Agapanthus are fine as long as you cut the flower head off soon as they have started to go to seed.