Botanical Name: Hibiscus syriacus 'Helene'
Height: 10 feet
Spread: 8 feet
Sunlight: full sun partial shade
Hardiness Zone: 5a
Other Names: Shrub Althea
A tall, stiffly upright shrub with extremely showy pure white flowers with a purple center throughout summer; flowers are individually beautiful;a very adaptable plant, but prefers full sun, excellent as a feature plant in the mixed border