Edelweiss (Leontopodium alpinum)

Zone: 4 to 7
Height: 0.50 to 1.00 feet
Spread: 0.50 to 0.75 feet
Bloom Time: July to September
Bloom Description: Yellow with woolly white bracts
Sun: Full sun
Water: Medium
Maintenance: Medium
Flower: Showy
 
Best grown in cool summer climates in sandy to gritty, neutral to alkaline, sharply-drained soils in full sun. Dislikes the heat and humidity of a typical St. Louis summer. Plants are often short-lived.