String Theory Blue Star – Thread-Leaf Compact Perennial (Amsonia ‘String Theory’)

Description

Amsonia ‘String Theory’ is a compact, refined version of the classic Blue Star. It features soft, thread-like foliage and stunning clusters of starry, periwinkle-blue flowers in late spring. This low-maintenance perennial adds graceful texture to sunny borders, cottage gardens, and pollinator-friendly landscapes. Its fall foliage turns a brilliant golden-yellow, making it a standout in every season. It’s deer-resistant and drought-tolerant once established — perfect for gardeners seeking beauty with ease.

• Hardiness USDA Zones: 4–9
• Light: Full Sun to Partial Shade
• Mature Size: 18–22 inches tall × 28–32 inches wide
• Bloom Time: Late Spring to Early Summer
• Flower Color: Periwinkle Blue
• Foliage: Fine-textured, green; turns golden yellow in fall
• Pollinator Friendly: Attracts bees & butterflies
• Deer Resistant and Drought Tolerant

Note: Your plant ships potted and carefully packaged. It may enter dormancy in fall/winter and appear dry or leafless — this is normal. Growth resumes in spring. Due to agricultural regulations, we cannot ship certain sizes to California.

Frequently Asked Questions❓

Does Amsonia ‘String Theory’ need full sun?

It grows best in full sun but tolerates partial shade, especially in hot climates.