Invasive Plant: Lesser Celandine

Closeup of clump of spring yellow flowers, Ficaria verna, (formerly Ranunculus ficaria L.) commonly known as lesser celandine or pilewort

Lesser Celandine, an early spring denizen, is an aggressive invasive plant that smothers native ephemeral flower and plants.

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Book The Long Island Conservancy

Long Island is facing an environmental crisis. What native habitat we have left is rapidly vanishing. We can do something about this.

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Japanese Knotweed: Problem #1

Japanese Knotweed taking over a meadow

Japanese Knotweed is set to take over. It may be the world’s worst invasive plant, and we have a great deal of it.

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We Must Reconnect Habitat: The Legacy of P22

We must reconnect habitat: The fate of P22 tells us how important it is for us to link together local nature. It has been so fragmented by development, our animals have no real home any more.

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English Ivy: A Haven For Ticks?

English Ivy killing a stand of pine

Could it be that English Ivy contributes to the spread of ticks by providing cover for them and for the white-footed mouse?

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The Right To Native Plants

Increasingly, people are challenging local zoning laws and home owner’s association rules governing how one maintains one’s yard, asserting our right to native plants

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