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).