Extension > Garden > Diagnose a problem > What's wrong with my plant? > Annuals and Perennials > Roses > Leaves wilt
Roses > Leaves > Leaves wilt
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Winter injury
- Occurs in spring
- New growth emerges then wilts and dies as weather turns warm
- Dark streaks visible in wood if bark is scraped away
- More information on winter injury
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Rodent Damage
Rabbits, mice, voles, and other rodents
- Leaves fail to leaf out or leaf out very poorly in the spring
- Bark is removed around the base of the cane and there are signs of chewing or gnawing
- If chewing occurred in the roots, plant may be wobbly and loosely anchored in the ground
- More info on controlling wildlife
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Rose stem girdler
- Occurs during summer
- Clumps of leaves wilt and turn brown
- Also look for swelling in stem
- Small (1/4 inch long), bullet-shaped, iridescent gold; rarely seen
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Rust
Phragmidium mucronatum
- Orange raised bumps on underside of leaves
- Twisted or bent leaves, with orange lesions
- Powdery orange spores released from all lesions and spots
- Severely infected leaves may wilt
- More information on rust in the flower garden
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- - NO PHOTO AVAILABLE -
Verticillium Wilt
Verticillium dahliae and Verticillium ablo-atrum
- Tips of young canes wilt
- Leaves turn yellow, then brown and then fall off
- Damage starts on the lowest leaves first and then moves upward
- Canes die and turn brown from the tip down
- Purplish black streaks occur on stems before they dieback
- More information on verticillium wilt
