Wisteria Vines
Q.

causes of black nodules wisteria stems

Anonymous added on December 20, 2014 | Answered

What causes black warts on the stems of Wisteria?

A.
A.Answers to this queston: Add Answer
Nikki
Certified GKH Gardening Expert
Answered on December 22, 2014

It is not uncommon for roots of wisteria to have black-looking nodules on them but on the stems, this could be attributed to pests or a fungus. I would recommend treating with neem oil. Here is more information: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm

00
Was this answer useful?

Log in or sign up to help answer this question.
Did you find this helpful? Share it with your friends!

You must be logged into your account to answer a question.

If you don't have an account sign up for an account now.

Looking for more?
here are more questions about...
Wisteria Vines
Join Us - Sign up to get all the latest gardening tips!

Do you know a lot about gardening?
Become a GKH Gardening Expert

Learn More