Treatment For Mildew And Rust On Viburnum Davidi Leaves

Please can you advise me on the attached photo of the leaves as a lot of them have been infected and the problem seems to be getting worse. I have sprayed them with Rose Clearbut is there something else that would be more affective so i dont lose the shrub. Thank you and look forward to hearig from you. Photo attacheds

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1 Comment To "Treatment For Mildew And Rust On Viburnum Davidi Leaves"

#1 Comment By GKH_Susan On 03/29/2022 @ 10:18 pm

It looks like fungal disease so I'm surprised the Rose Clear hasn't helped. Neem oil may help. Spider mites can also cause stippling, so check for those and treat with a miticide or Neem oil.

These articles should help:

https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/diseases-affecting-viburnums.htm ^[1]

https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/pests-affecting-viburnums.htm ^[2]

https://www.gardeningknowhow.com/plant-problems/pests/insects/red-spider-mites.htm ^[3]

https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/brown-viburnum-leaves.htm ^[4]

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URL to article: https://questions.gardeningknowhow.com/treatment-for-mildew-and-rust-on-viburnum-davidi-leaves/

URLs in this post:

[1] https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/diseases-affecting-viburnums.htm: https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/diseases-affecting-viburnums.htm

[2] https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/pests-affecting-viburnums.htm: https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/pests-affecting-viburnums.htm

[3] https://www.gardeningknowhow.com/plant-problems/pests/insects/red-spider-mites.htm: https://www.gardeningknowhow.com/plant-problems/pests/insects/red-spider-mites.htm

[4] https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/brown-viburnum-leaves.htm: https://www.gardeningknowhow.com/ornamental/shrubs/viburnum/brown-viburnum-leaves.htm

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