Q: While deadheading our rose bushes I found what appears to be rust. What causes this and is there anything I can do to prevent it? - Cliff Bjornstad, FargoA: Rust is a fungus disease and by your ...

A common issue with roses is black spot and rust caused by fungal diseases. One rose expert shared her tips on Instagram for fighting fungus naturally. The scoop.

Gardeners should be aware that the humid weather in May can spread diseases like rose rust, which can damage plants if not caught early enough. By Katherine McPhillips 04:00, Tue, May 13, 2025 ...

Lifestyle; Gardening; Flowers; Simple hack prevents your roses from getting infected with 'rust' this month Gardeners need to be on high alert during the month of May, as the humid weather can ...

Rust, which begins in spring and peaks in early summer, appears as orange pustules that can blanket the foliage in worst-case scenarios. Because of the relatively warm winter, black spot may be ...

Rust, which begins in spring and peaks in early summer, appears as orange pustules that can blanket the foliage in worst-case scenarios. Insects are less of an issue with roses.

Rust fungi bounce back and forth between these two different host plants, spending part of the year inside certain rose family species (like serviceberry, hawthorn, crabapple, and apple), and the ...