Guignardia leaf blotch infects Aesculus species, which include the native plants Ohio buckeye (A. glabra), bottlebrush buckeye (A. parviflora), along with the less common painted buckeye (A. sylvatica) and red (A. pavia) buckeye. The non-native horse-chestnut (A. hippocastanum) is also a susceptible host of this disease (Fig. 1). Symptoms The fungus Guignardia aesculi (pronounced Gwin-yard-ee uh)[Read More…]
Resources for landscapes and gardens in the Midwest
Landscape Report
Fall is the time of year when many gardeners rush out to buy chrysanthemums by the gallon. Mums line the front of every shop and are great for replacing the fading annuals on the front step (Figure 1). As a perennial, mums have the potential to provide beautiful blooms year after year. However, gardeners may[Read More…]
Learn how to protect Indiana from invasive species at a free workshop. Professor Cliff Sadof of Purdue University and Carrie Tauscher, Arboretum Director of the Crown Hill Heritage Foundation will show you the best way to look for and report invasive species and provide a chance to practice reporting on the Crown Hill Grounds. Whether[Read More…]
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