does deadheading coneflowers encourage new growth?

Question

purple coneflowers are looking sick, if i deadhead will it encourage new flower growth

Answer 1

Yes. Deadheading should perk them up.

Purple coneflower has a particularly long bloom period, about six weeks. So new flower growth now will depends on when they started flowering.

Here's an informative site on Coneflowers:
http://www.suite101.com/article.cfm/landscaping_herbs/106174
Good luck! Hope this helps.

Answer 2

Yes.

But it is time for all good things to come to an end. The growing season is over, let them die out for their fall and winter sleep. Time to clean out our gardens.