Asclepias tuberosa, Butterflyweed
For those who have had difficulty growing this striking plant, success most often comes to Butterflyweed grown in well-draining, medium to dry soils. Add crushed rock, very course sand, or other aerating amendment if your soils are not already well-draining. Mature Butterflyweed does not respond well to transplanting -so pick the best spot when planting.
Bloom: yellow-orange-red, June into September
Height: 1 to 2 feet
Conditions: sun to pt sun, well-draining medium to dry soils