Fall is the best time to plant most deciduous (leafy) trees. It gives them a head start on spring growth while they concentrate on building a healthy root system over the winter.
As long as the soil is workable, trees can be planted, and in most lower-altitude Colorado locations that means planting time extends well into late fall and even early winter before subsoil freezing becomes an issue.
Stowing away in wooden shipping materials, the Emerald Ash Borer sneaked into Michigan from northeastern Asia around 2002.
Trees, shrubs, and grasses have many enemies, from insects and animals to biological threats. While damage from browsing animals such as deer and elk are usually easy to spot, microscopic pests can be hard to detect until they’ve become widespread.
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