Click here to print - Click here to close this window
Gardening Know How Questions & Answers - https://questions.gardeningknowhow.comAbout 3 weeks ago, We planted 2 butterfly bushes in our front flowerbed. We’ve since noticed that the bottom Is starting to look sickly: stems are brownish & appear to be brittle(?), and the bottom leaves are yellowing. I’ve read on your website that it could be root rot? My husband does the watering, & admits this as a possibility. So…what do we do from here?
Article printed from Gardening Know How Questions & Answers: https://questions.gardeningknowhow.com
URL to article: https://questions.gardeningknowhow.com/butterfly-bush-21/
URLs in this post:
[1] https://www.gardeningknowhow.com/ornamental/shrubs/butterfly-bush/butterfly-bush-diseases.htm: https://www.gardeningknowhow.com/ornamental/shrubs/butterfly-bush/butterfly-bush-diseases.htm
Have any questions about this topic? Visit us at https://questions.gardeningknowhow.com to ask your questions and get friendly answers from gardening experts.
You can also find us at:
'Like' us on Facebook: https://www.facebook.com/gardeningknowhow
Follow us on Twitter: https://twitter.com/gardenknowhow - @gardenknowhow
Follow us on Pinterest: https://pinterest.com/gardenknowhow/
Copyright © 2026 Gardening Know How Questions & Answers. All rights reserved.
1 Comment To "Butterfly Bush"
#1 Comment By GKH_Susan On 05/07/2021 @ 6:50 pm
It does sound like root rot. I'm not sure how large these shrubs are, but if they're fairly small you may want to carefully dig them up, trim away the bad roots and replant them. Otherwise, they may need to be treated with a fungicide. Here's a helpful article:
https://www.gardeningknowhow.com/ornamental/shrubs/butterfly-bush/butterfly-bush-diseases.htm [1]