Tall, strong-stemmed plants: Provides robust structure and longevity in garden beds
Large true blue double flowers: Offers striking visual impact and abundant blooms
Violet center petals: Adds unique color contrast to each flower
Excellent for cutting: Ideal for floral arrangements and bouquets
Easy to grow: Suitable for a wide range of gardeners with moderate summer climates
The 1970s-era 'Blue Diadem' is a tall, strong-stemmed variety with large flowers of true blue. Easy to grow and excellent cut, it offers up scads of double flowers with violet centers all season long in moderate summer areas.