Eupatorium perfoliatum (Boneset)-HAVE SEEDS



USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner’s Sons, New York. Vol. 3: 361.

NEPP IS ALREADY GROWING LOCAL ECOTYPES, SO THIS SPECIES IS NOT A PRIORITY.

Where Commonly Found: Marshes, shores of rivers or lakes, swamps, wetland margins, CT, MA, ME, NH, NY, RI, VT.
How to Identify:
(For unfamiliar words: Wikipedia Glossary of Botanical Terms).
Go Botany Key to Eupatorium perfoliatum
Missouri Botanical Garden description of Eupatorium perfoliatum.  Click on more images.

Flower Color:  Grayish white flowers.
Flower Type:  Individual flowers are 1/4″ wide with about 15 disk florets.  The flowers are aggregated into flattened, branching terminal and axillary clusters, 2″-8″ across.
Flower time:  Mid July – late September.
Leaf Arrangement:
 Opposite, paired, united basally leaves and on up the stem, perforated by erect stems, looks like leaf is pierced by the stem, (hence the species name), hairy stem, clump forming.  
Leaf Type:
 Simple leaves, medium green, 3″ – 8″ long getting smaller up the plant, lance-shaped, tapered, finely toothed and having conspicuous veins.
Height:  2′ – 4′
Seed Collection:  As flowers turn dull brown, snip off heads , spread out in protected area until completely dry, shake to remove seeds, remaining fluff will not affect germination.  Store in cool, dry place.

Attracts:  Bees, Butterflies, Birds
Use:  Garden, Rain Garden, Naturalizing, Monarch Garden
Light:  Full Sun to Part Sun
Hardiness Zone:  3 to 9  USDA Zone Map
Soils:  Moist to Wet
Notes:  Boneset may look like like a roadside weed to us, but the bees, butterflies and birds it brings will be worth it!
Native to East of the Rockies, US:  Biota of North America Program (BONAP) – North American Plant Atlas (NAPA).

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