no photo — written note
Plants
Tall magenta flower spikes replacing whole sedge meadows and marsh edges.
Field facts
HabitatMarsh, wet ditches, lake margins
RangeStatewide
When to lookFlowers July to September
StatusInvasive in Indiana (Indiana DNR / IUCN Red List)
Look-alikesBlue Vervain, Winged Loosestrife — native
Field note: A single plant can set more than two million seeds in a season.
Lesson
Watching responsibly
Do not plant or cut for bouquets; seed travels on boots and tyres.
Your records
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