Winter is the Best Time to Prune

Winter Pruning Minneapolis St. Paul Wayzata
June 1, 2017
Winter is the Best Time to Prune

Winter is the Best Time to Prune

Winter is the best time to thin trees to keep them healthy and protect them from disease, according to the Minnesota Department of Natural Resources. “Pruning trees when they are dormant is a way to protect them from diseases such as oak wilt or Dutch elm disease that are active during the growing season,” said Jennifer Teegarden, DNR forestry outreach specialist. “Also, it is easier to see which branches to remove…

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Spruce Spider Mites

Plant Health Care Spruce Spider Mite Minneapolis St. Paul Wayzata treatment
May 12, 2017
Spruce Spider Mites

Spruce Spider Mites

Introduction The spruce spider mite is considered one of the most destructive spider mites in the United States. It injures the foliage of spruce, arborvitae, juniper, hemlock, pine, Douglas-fir, and occasionally other conifers.    Damage This species damages host plants by sucking plant fluid from needles as they feed. Infested trees at first have a speckled, yellowish appearance, and lack rich green color. After prolonged feeding, needles turn rusty colored…

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Oak Wilt

Plant Health Care Oak Wilt Minneapolis St. Paul Wayzata treatment
April 27, 2017
Oak Wilt

Oak Wilt

What is Oak Wilt? Oak wilt is a vascular disease of oak caused by a nonnative fungus. It is one of the most serious diseases of oak in the eastern United States, killing thousands of trees each year. Where site conditions favor disease, the fungus can spread from tree to tree, killing most if not all oaks in the stand. As the disease spreads across the landscape, the loss of…

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