25 Feb 2020
February 25, 2020


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Bagworm caterpillars are commonly seen in the state of Iowa. The caterpillar commonly attacks arborvitae, red cedar, juniper and spruce trees in the Des Moines area. Once the they’ve found a home, they will immediately start eating buds and foliage, causing the tips of branches on the trees to die. Eventually if untreated, bagworms can.. read more →

19 Feb 2020
February 19, 2020

Oak Anthracnose

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Oak anthracnose is caused by the fungal pathogen Apiognomonia errabunda. In Iowa, cool wet spring conditions can lead to anthracnose infection in trees. Anthracnose causes browning of the edges and veins of leaves. In severe infections, leaf drop may occur. The disease normally only causes minor damage to oak trees. Mature trees tend to defend.. read more →

03 Feb 2020
February 3, 2020

How to identify Oak Wilt

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Oak wilt is a destructive disease that affects many types of oak trees. It is a very serious disease and is responsible for thousands of oak tree deaths in the United States each year. Oak wilt is caused by a fungus called ceratocystis fagacearum. The fungus moves from tree to tree in 2 ways: underground.. read more →