2024 Cicada Forecast In. When was the last time large populations of cicadas emerged in western north. In 2024, they are expected sometime in may or early june, according to ken johnson, a horticulture educator at the university of illinois.


2024 Cicada Forecast In

Two specific broods of droning cicadas are expected to emerge from the ground simultaneously later this year, marking the first time in over 200 years that they’ve done so. This is the first time this has happened since 1803, and it won’t happen again until 2245!

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