There have been a number of samples we have received at the PPDL in recent weeks that bear similar problems worth noting. It is still relatively early for significant in-season disease development due to how cold it has been, although we have certainly had enough rainfall to encourage fungal growth. We have received multiple samples…Read more about Early Season Samples: Spruce Needle Loss and Boxwood Leaf Spots[Read More]
Resources for landscapes and gardens in the Midwest
Landscape Report
Garlic mustard (Alliara petiolata) can be found in public parks, backyards, meadows, forests, gardens, and along roadsides throughout Indiana. The leaves have a strong garlic smell to them. Garlic mustard was first introduced from Northeastern Europe in the 1860s in Long Island, New York. Immigrants from Europe used it for food (an herb), medicine, and…Read more about Managing Garlic Mustard[Read More]
We are now on the other side of the equinox, days are getting longer, and there are specks of green poking out on the plants in our life. If you’re in Indiana or similar areas of the Midwest, you’ve probably experienced what I like to call False Spring and Second Winter and are looking forward…Read more about Southwest Damage, Scalding, or Frost Cracking[Read More]
Pink snow mold is a disease caused by the fungal pathogen Microdochium nivale (syn. Monographella nivalis) that is being observed in middle and northern Indiana this late winter. The pathogen is termed psychrophilic, or cold loving, due to its propensity to grow and infect in colder temperatures. The disease can be particularly severe on unfrozen…Read more about A Cold Mold that Craves the Shade[Read More]
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