Lilac Sunday

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    2021 Arnold Arboretum Tournament of Trees

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    Skunk Cabbage Wonder Spot

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    The Caterpillar Lab Visits the Arnold Arboretum

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    Catch Some Rays!—Solar Energy

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    Get Your Hands Dirty!—Soil Science

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    Dissection Dramatics! Flower Form

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    Learn to Observe: Tree Spotter Spring Training

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    Tree Architecture

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    Learn to Observe: Tree Spotter Spring Training

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    Collections Up Close: Conifer Collection

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