Eustoma grandiflorum
Eustoma Russellianum
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Eustoma Russellianum (Eustoma grandiflorum) - Description
Eustoma russellianum, is a species of flowering plant in the Gentian family. Its previous binomial name was Eustoma grandiflorum. Common names include Texas bluebells, Texas bluebell, Bluebell, Showy prairie gentian, Prairie gentian The Bolero Deep Blue, and Lisianthus.
Eustoma Russellianum (Eustoma grandiflorum) - Blooming
A long, warm growing season is needed for the best blooming. Stake the heavy flower stems for the best display. It will take about 5 months from planting until first bloom.
Eustoma Russellianum (Eustoma grandiflorum) - Growth
Annuals, biennials, and short-lived perennials. Eustoma does best in full sun in beds and borders. Dwarf specimens do well in containers indoors or out.
Eustoma Russellianum (Eustoma grandiflorum) - Planting
Sow the dust-sized seeds indoors in individual pots 10-12 weeks before last frost of spring. Press seeds into soil surface. Seeds germinate at 65-70°F (18-21°C) in 2-3 weeks. Keep soil dryish to prevent root rot. Zone 8 or south seeds can be grown as biennials, sowing seeds in midsummer. You can also propagate with cuttings, but growing from seeds will result in a better plant.
Eustoma Russellianum (Eustoma grandiflorum) - Pest
Common problems include virus diseases, stem cankers, wilt, and gray mold.
Eustoma Russellianum (Eustoma grandiflorum) - Interesting facts
Native Americans used the bitter tasting flower of Eustoma, also known as Lisianthus, as medicine.
Eustoma Russellianum (Eustoma grandiflorum) - Soil and irrigation
Grow in average to fertile, well-drained, moist soil. Neutral to alkaline works best. Water freely during the growing season; reduce in winter.
