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Native Plant Trust: Go Botany Discover thousands of New England plants

Questions and Answers: 2020

Question: Hi, I’ve discovered this plant growing next to poison ivy in the back of my yard, and it seems to …

  • Question

    Hi, I’ve discovered this plant growing next to poison ivy in the back of my yard, and it seems to be sprouting everywhere. Can you help me identify it? I would much appreciate it!

    Answer

    Dear Elise33, you have photographed the early season shoots of a species of Vincetoxicum (swallowwort). Vincetoxicum nigrum (also known by the name Cynanchum louiseae) is the most common species in New England and likely the one you have photographed. These plants can be quite invasive and are spreading around New England. Best wishes.