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Gardening Know How Questions & Answers - https://questions.gardeningknowhow.comThe leaves on my rose mallow turn yellowish brown and shrivel up every year. The flowers don’t seem to be bothered. What could be causing the leaf damage? I see no pests.
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URL to article: https://questions.gardeningknowhow.com/rose-mallow-leaves/
URLs in this post:
[1] https://www.gardeningknowhow.com/ornamental/flowers/hollyhock/hollyhock-rust-in-gardens.htm: https://www.gardeningknowhow.com/ornamental/flowers/hollyhock/hollyhock-rust-in-gardens.htm
[2] http://hort.uwex.edu/articles/hollyhock-rust/: http://hort.uwex.edu/articles/hollyhock-rust/
[3] https://www.gardeningknowhow.com/ornamental/flowers/hibiscus/answers-to-what-causes-hibiscus-leaves-turning-yellow.htm: https://www.gardeningknowhow.com/ornamental/flowers/hibiscus/answers-to-what-causes-hibiscus-leaves-turning-yellow.htm
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1 Comment To "rose mallow leaves"
#1 Comment By Alisma On 04/26/2017 @ 11:36 am
This could be a disease called hollyhock rust. Please see these articles for more information:
https://www.gardeningknowhow.com/ornamental/flowers/hollyhock/hollyhock-rust-in-gardens.htm [1]
http://hort.uwex.edu/articles/hollyhock-rust/ [2]
If it’s not that, some other possibilities are discussed in this article:
https://www.gardeningknowhow.com/ornamental/flowers/hibiscus/answers-to-what-causes-hibiscus-leaves-turning-yellow.htm [3]
Plants in the hibiscus family, like rose mallow, often develop yellow leaves. They tend to be sensitive to the problems discussed in the above article.