Knockout Roses Have Leaves with Areas That Look Discolored

These areas are not on the leaf but in it.

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1 Comment To "Knockout Roses Have Leaves with Areas That Look Discolored"

#1 Comment By roseman On 08/26/2012 @ 9:00 am

I am not sure what you mean by discolored. However, it could be that the leaves are just turning towards yellow as they are soon to fall off. It could also be a fungus that is working on them. Here are a couple links to articles that you may find useful:

https://www.gardeningknowhow.com/ornamental/flowers/roses/black-spot-roses.htm ^[1]

https://www.gardeningknowhow.com/ornamental/flowers/roses/rose-bush-diseases.htm ^[2]

https://www.gardeningknowhow.com/ornamental/flowers/roses/yellow-rose-leaves.htm ^[3]

https://www.gardeningknowhow.com/ornamental/flowers/roses/leaves-falling-off-roses.htm ^[4]

These articles will give you some great information.

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URL to article: https://questions.gardeningknowhow.com/my-knockout-roses-have-leaves-that-have-areas-on-them-that-look-discolored/

URLs in this post:

[1] https://www.gardeningknowhow.com/ornamental/flowers/roses/black-spot-roses.htm: https://www.gardeningknowhow.com/ornamental/flowers/roses/black-spot-roses.htm

[2] https://www.gardeningknowhow.com/ornamental/flowers/roses/rose-bush-diseases.htm: https://www.gardeningknowhow.com/ornamental/flowers/roses/rose-bush-diseases.htm

[3] https://www.gardeningknowhow.com/ornamental/flowers/roses/yellow-rose-leaves.htm: https://www.gardeningknowhow.com/ornamental/flowers/roses/yellow-rose-leaves.htm

[4] https://www.gardeningknowhow.com/ornamental/flowers/roses/leaves-falling-off-roses.htm: https://www.gardeningknowhow.com/ornamental/flowers/roses/leaves-falling-off-roses.htm

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