A mild winter, followed by a brief warm-up, caused many plants to flower or leaf out before one last freeze. Unfortunately, that succulent new growth is much more susceptible to frost and freeze damage. Freeze injury in many plants will occur when the temperature falls below 32° F (0° C) and the water within the…Read more about 2020 has jumped the shark![Read More]
Resources for landscapes and gardens in the Midwest
Landscape Report
Trees and shrubs can lose their leaves for many reasons. The maple tree in the cover photo is planted in a parking lot, and mulched incorrectly. The parking lot location gives the tree much less access to rainwater than a tree planted in a park-like pavement free location. Deep mulch piled like a volcano aggravates…Read more about Oystershell scale may be killing tree and shrub branches in urban tree plantings[Read More]
Biology: Prostrate Spurge (Euphorbia humistrata) is a summer annual broadleaf weed that can be found in dry/sandy and/or nutrient-poor soils along with compacted, weakened or disturbed turfgrass and landscape sites. Look for it first in driveways and sidewalks or in potted plants in a landscape or nursery as temperatures start to get warmer. Prostrate spurge can also…Read more about Spotlight on Weeds: Prostrate Spurge (Euphorbia humistrata)[Read More]
Jumping worms (a.k.a. snake worms, crazy worms, Amynthas spp.) While you’re gardening in the coming weeks keep your eyes peeled for jumping, wriggling worms. Asian jumping worms are spreading in the Midwest and they can do serious damage to your yard. Where are they from? No one is sure exactly how jumping worms were…Read more about Asian jumping worms: ID, impact, and prevention[Read More]
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