Understanding Tree Budding in Springtime Tree budding, a phenological event known as bud break, is currently signaling the start of the growing season as trees across Minnesota enter this critical stage of development. Phenology is the study of how seasonal changes—particularly temperature and daylight—drive biological processes such as budding, flowering, and leaf-out. Unlike the calendar, these […]
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Introduction of Anthracnose Anthracnose (Latin name: Colletotrichum spp.) a fungal disease that attacks trees, vegetables and the grasses due to experiencing stress from the environment. The security of the infection can range from cosmetic to deadly, depending on a wide variety of unpredictable scenarios that are extremely difficult to diagnose. What is Anthracnose? Anthracnose is
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Oak Wilt in Minnesota: Current Status (2025) Distribution & Recent Expansion In 2024, oak wilt was confirmed in Carlton and Kandiyohi counties, increasing the total to 33 Minnesota counties with known oak wilt presence. As of September 2024, its range spans east-central and southeast Minnesota, bounded northward by Pine County and westward by Stearns and
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The Ecological Impacts of Common Buckthorn what every nature lover should know Common buckthorn is a deciduous shrub native to Europe and western Asia that has become a pervasive invasive in the Minnesota area. It was widely planted as an ornamental and hedge but now forms dense thickets across the eastern US and Canada. These thickets
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