Amsonia tabernaemontana: Eastern Blue Star

Eastern Blue StarLatin name: Amsonia tabernaemontana
Common name: Eastern Blue Star
Flowers: Small star-shaped flowers3, 12
Fruit: Long narrow seed pods2
Height & Width: 2-3’ x 2-3’12
Type: Herbaceous perennial10
Habit: Upright10
Wetland indicator category**: FACW17
Texture: Medium10
Growth rate: Medium3
Light: Full sun to part shade2
Moisture: Medium to wet12
Soil*: Loam to average12
Zones: 3-82
Origin: Midwest to Eastern United States, including South Carolina16

Features: Eastern Blue Star features large clusters of blue flowers in the early spring10. Its foliage also turns a golden-yellow in the autumn providing extended seasons of interest10, 12.

Siting: Eastern Blue Star is ideal for moist soil conditions with full sun3. It is commonly found in wooded areas and along stream banks13.

Care: Plant crown at soil level18. At planting, water the roots and surrounding area slowly and deeply. Keep soil moist until plant is established, then apply enough water to thoroughly moisten the root zone when the soil is dry or during drought. Modify water recommendations to reflect site drainage and rainfall. Apply 3” of mulch over the planted area. Do not allow mulch to touch the plant stems18.

Pests: Plants are relatively pest resistant if cultural preferences are met.

This plant does not appear on the following invasive plant lists on (10/30/12):

USDA SC Invasive Plant Species Web site at

SC Exotic Plant Pest Council Web site at

Sources 1-18 found on Sources page