PlantsFlowers

Butterfly Weed

Butterfly Weed (Asclepias tuberosa)
H. Zell · CC BY-SA 3.0
Butterfly Weed in flower
In flower · (c) Michael J. Papay, some rights reserved (CC BY) · CC BY

Asclepias tuberosa

Chicago-region native. Suited to zone 6a.

Dry-site monarch host and orange accent

EasyFlowers
Light
Full sun
Moisture
Dry
Mature size
2–4 ft
Spacing
18–30 in
Bloom or harvest
Flowers Jun–Aug
How it spreads
Clumping taproot
What to buy
Plug or division for reliable residential establishment; seed for larger restoration areas.
When to plant
Apr–May; late Aug–Sep, finishing about six weeks before the first frost.

In the design

Leave some stems and seedheads through winter; divide or thin only when needed.

Plants that share this spot

More in this group

Reference details
Conservatism value
8
Wetland indicator
UPL