As of March 2022, Indiana has one known county with a confirmed Spotted Lanternfly (SLF) population: Switzerland County (Figure 1). Penn State University has created a SLF egg hatch prediction map that estimates the emergence of the first SLF instar based on temperature conditions (Figure 2). Please note: this map does not show where SLF[Read More…]
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A break from the heat has commenced as average temperatures dropped to 2-6◦F below normal this week. From May 8-14, average temperatures ran from 5◦F above normal in the southeast to 13◦F above normal in the northwest. Across the entire Midwest, there were 858 maximum and 659 minimum high temperature records broken or tied (Figure[Read More…]
Depending on where you are in the state, your fruit trees may be nearing the end of petal fall or already beginning fruit set! This is an important time to pay close attention to your pheromone-baited monitoring traps for captures of codling moth (Figure 1) that you are all likely familiar with. You’ve likely already[Read More…]
Shoot thinning is a canopy management practice that involves removing shoots in the grapevine canopy to reduce shoot density and help balance vegetative and reproductive growth. Potential benefits of shoot thinning: Improved air circulation Improved sunlight penetration Reduction of disease pressure Increased spray penetration *shoot thinning and positioning not only affects the current season’s growth,[Read More…]
Topics of June strawberry chat are strawberry quality and marketing. Our guests will be Anya Osatuke and Adrienne Held. Anya is a berry specialist at Cornell Cooperative Extension. She will discuss her research and share insights on factors affecting strawberry quality. Adrienne is the owner of Holly Berry Farm in Santa Claus, IN. Adrienne will join[Read More…]
Wet weather has led to an uptick in shot hole disease, caused by the bacterium Xanthomonas arboricola pv. pruni (XAP). We started to see a significant uptick in shot hole on peaches, cherry and plum already. Leaves and fruit susceptibility to XAP infection decreases after pit hardening. Keep in mind that any change to warm,[Read More…]
Indiana seems to experience the entirety of US weather, sometimes in the same day. The recent spate of cool, wet weather has left apple scab one happy fungus (Fig. 1). Most of the state just underwent an extreme scab period, and unfortunately, few of us could do anything about it because of the combination of[Read More…]
Last week was marked by cooler temperatures and lots of rain. Field days were limited and flowers were waiting to be planted. Then came this week. Temperatures are reaching the upper 80s to low 90s with dew point temperatures over 70F (anything over 60F or 65F starts to really feel muggy). The statewide rain spigot[Read More…]
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