Other rust diseases

July 8, 2015

Rusts and smuts

Hosts include

Aconitum, Anemone, Aquilegia, Arisaema, Aster, Campanula, Hemerocallis, Heuchera, Liatris, Lupinus and Monarda.

jack-in-the-pulpit pustules
Raised reddish orange pustules on propagated Arisaema.

Several perennials are commonly affected by rust diseases. Each rust pathogen has its own relatively small host range. Disease management strategies are fairly similar for this group of pathogens.

Infected Heuchera Shot holes on leaf
Rust lesions on Heuchera. The lesions may drop out of the leaf, creating a shot hole.

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Back to IPM scouting in herbaceous perennials.

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