Asclepias tuberosa 'Hello Yellow' (Hello Yellow)Bright flowers attract hummingbirds and butterflies Host plant for Grey Hairstreak, Monarch and Queen butterflies Seedpods are often used in dried flower arrangements Essential plant if you want to attract butterflies Prefers moist, rocky soils, but will grow in dry situations too Deer tend to leave this plant alone Hello Yellow produces loads of bright yellow flower clusters from early summer into early autumn. Deadheading early in the season will