Black eyed Cuphea, Tri-coloured Cuphea, Cuphea cyanea. Cuphea is attractive to bees and hummingbirds.
Family: Lythraceae (ly-THRAY-see-ee) (Info)
Genus: Cuphea (KYOO-fee-uh) (Info)
Species: cyanea (sy-AN-ee-uh) (Info)
Category: Shrubs, Tropicals and Tender Perennials
Height: 24-36 in. (60-90 cm)
Spacing: 36-48 in. (90-120 cm)
Hardiness:
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Sun Exposure: Sun to Partial Shade, Light Shade
Danger: Unknown – Tell us
Bloom Color: Red-Orange, Chartreuse (Yellow-Green), Blue-Violet
Bloom Time: Late Spring/Early Summer, Mid Summer, Late Summer/Early Fall
Foliage: Deciduous, Smooth-Textured
Other details: Average Water Needs; Water regularly; do not overwater
Soil pH requirements: 6.1 to 6.5 (mildly acidic), 6.6 to 7.5 (neutral), 7.6 to 7.8 (mildly alkaline)
Patent Information: Unknown – Tell us
Propagation Methods: From softwood cuttings. From seed; sow indoors before last frost
Seed Collecting: Unknown – Tell us
Read more: http://davesgarden.com/guides/pf/go/58139/#ixzz3HPcLJLwU