Troubleshooting
Echinacea 'PowWow Wild Berry' problems — and how to fix them
Echinacea 'PowWow Wild Berry' (Echinacea purpurea 'PowWow Wild Berry') is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Aster yellows
Causes malformed, greenish flowers. No cure; remove and destroy affected plants.
Powdery mildew
May appear on lower foliage late in season. Remove affected leaves and ensure airflow.
Crown rot
Caused by waterlogged soil, especially in winter. Ensure excellent drainage.
Vine weevil
Larvae eat roots in containers. Apply nematodes in late summer.
Deadheading
Removing spent flowers encourages repeat bloom. Leave a few seedheads in autumn for birds and self-seeding.
Prevent echinacea 'powwow wild berry' problems before they start
Most echinacea 'powwow wild berry' issues are care-mismatch, not bad luck. Dial in the basics:
Echinacea 'PowWow Wild Berry' problems — FAQ
Why is my echinacea 'powwow wild berry' aster yellows?
Causes malformed, greenish flowers. No cure; remove and destroy affected plants.
Why is my echinacea 'powwow wild berry' powdery mildew?
May appear on lower foliage late in season. Remove affected leaves and ensure airflow.
Why is my echinacea 'powwow wild berry' crown rot?
Caused by waterlogged soil, especially in winter. Ensure excellent drainage.
Why is my echinacea 'powwow wild berry' vine weevil?
Larvae eat roots in containers. Apply nematodes in late summer.
Why is my echinacea 'powwow wild berry' deadheading?
Removing spent flowers encourages repeat bloom. Leave a few seedheads in autumn for birds and self-seeding.