Plant Study
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Discovering Wildflowers
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Join Master Naturalist Karen Merlau and discover the many wildflowers growing along the Black River Trail.
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Wildflowers For Wildlife
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The Horicon Marsh Education & Visitor Center will host the 2025 Wildflowers for Wildlife event. Find the plants to use to create a beautiful native garden with colorful flowers that attract butterflies, birds and pollinating insects.
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Leaf Printing
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Celebrate the arrival of fall by coming to the beach area playground any time between 3 and 4 p.m. to make your own leaf print!
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Fall Colors Hike
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Autumn has come! Join the naturalist on a hike around the lake and over the river bluffs. We will learn why leaves change colors and take some moments of mindfulness while taking in the beauty of the St. Croix. We will meet at the beach house at 12:…
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Fall Seed Scatter
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Meet our natural resources educator at the Visitor Center for a fun seed project!
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Invasive Plants Hike
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Learn more about the invasive plant life around Havenwoods – this event will focus on Wild Parsnip, Teasel, and Thistle. Hear a short presentation and take a hike to see them along the trail. During the hike, we will compare areas full of invasive…
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Fall Seed Scatter
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Meet our natural resources educator at the Visitor Center for a fun seed project!
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Invasive Species Removal - Naturalist's Backyard
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Help us maintain and keep improving the native biodiversity of our Naturalist’s Backyard area by removing invasive plants!
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Fascinating Fungi
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Weird, wonderful and wild – join the naturalist on a hike to discover the vast and hidden world of mushrooms. We will be meeting at the Ice Age Center and then hike about 0.5 miles of the Skyline Trail to see what kinds of mushrooms, toad stools and…