Eutrochium maculatum (Spotted Joe-Pye Weed) – HAVE COLLECTOR

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

Flower Color:  Light to dark mauve pink.
Flower Type: Tiny flowers in compound inflorescence panicles, 3″-6″ across, with 8-20 pink disk florets and no ray florets.  The clusters aggregate as broad, flattish terminal and upper axillary panicles.  Each disk floret is 1/4″-3/8″, has a narrowly tubular corolla with 5 spreading lobes along its upper rim, small clusters of flowerhead may occur on lower stalks, fragrant.
Flower Time:  Mid July – late September.
Leaf Arrangement: 
 Whorled.  Purple speckled stout, stem with typically 3-6 whorled leaves per node, branching toward flower heads.  Can form small clonal colonies.
Leaf Type:  Simple
, serrate, lance-shaped, broadly medium green (up to 8″ long), typically whorled, up to 7″ long and 2-1/2″ across, conspicuous venation, short 1/4″ petioles,
Height:  3′ – 9.5′ 
Seed Collection:  Seeds ripen about 1 month after flowering, collect when heads are dry, split and fluffy and seeds beginning to float away.  (If collect earlier, dry the seed heads fro 1-2 weeks in open paper bag.

Attracts:  Bees, Butterflies, Larval Host
Use:  Garden, Naturalizing, Rain Garden, Monarch Garden
Light:  Full Sun to Part Sun
Hardiness Zone:  4 to 8  USDA Zone Map
Soils:  Moist to Wet
Notes:  Spotted Joe Pye Weed is a native Vermont plant offering garden beauty and high pollinator value.
Native to Northeast, Mid-Atlantic and Midwest:  Biota of North America Program (BONAP) – North American Plant Atlas (NAPA).

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