
SCIENTIFIC NAME: Eustoma grandiflorum COMMON NAME: Lisianthus
FAMILY: Gentianaceae
TYPE: perennial (not reliable) in zone 8, annual farther north; native to eastern U.S.
LEAVES: opposite, ovate and sessile, glabrous and glaucous
FLOWER: single or double, purple-blue, pink, or white
SEASON OF BLOOM: summer and fall, flower lasts about 2 weeks on or off plant, deadheading encourages fall flowering
GROWTH HABIT: 1 to 3', upright
SOIL: moist best but drought tolerant, well drained
SUN: full sun, heat tolerant
UTILIZATION: beds (shorter cultivars), cut flower garden
DISEASES: root rot in wet soils
INSECTS AND RELATED PESTS: none serious
PROPAGATION: seed--very slow to grow initially
MAINTENANCE: low
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