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Rust Diseases of Hawthorn Technical Report
Hawthorns (Crataegus) are widely used as a small landscape tree. They are selected for their showy spring flowers and seasonal red to orange fall fruit. Hawthorn has a reputation as a tough tree, tolerant of a wide range of growing conditions; however, some selections are very susceptible to disease problems.
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Small scale insects often go unnoticed and can have a big impact on tree health if left unchecked.
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