GreenlyHollyhock pests and diseases: how to recognise them
Alcea rosea
The pests, diseases and disorders recorded for hollyhock in our library, each with a photo and its first symptom. Every page has the full list of symptoms, organic and chemical treatment and prevention.
At a glance
| Problems in total | 4 |
|---|---|
| Pests | 2 |
| Diseases | 2 |
Pests
_(6528246639).jpg/330px-Metallic_blue_flea_beetles_(Altica_sp.)_(6528246639).jpg)
Flea beetlesSeedlings and fresh transplants are hit hardest and can be stunted; older plants are rarely harmed unless beetles are numerous.Photo: Bob Peterson from North Palm Beach, Florida, Planet Earth!, CC BY-SA 2.0, Wikimedia Commons.jpg/330px-Tetranychus_urticae_(4883560779).jpg)
Two-spotted spider miteFine silk webbing over leaves and shoot tips in heavy attacks.Also called: red spider mitePhoto: Gilles San Martin from Namur, Belgium, CC BY-SA 2.0, Wikimedia Commons
Diseases
AnthracnoseSunken brown or black lesions on stems, leaf stalks and bean pods; on lupins the leaf stalks twist like a corkscrew.Photo: Clemson University - USDA Cooperative Extension Slide Series, Public domain, Wikimedia Commons.jpg/330px-Roest_op_stoksperzieboon_(Uromyces_appendiculatus_var._appendiculatus).jpg)
RustBadly affected leaves turn yellow and fall early; pustules can also appear on stalks, stems and pods.Photo: Rasbak, CC BY-SA 3.0, Wikimedia Commons
Plants with many of the same problems
Which plants each problem affects: sources
The links between these problems and the plant were checked against these pages.
