ALLIUM senescens subsp. senescens 'Mongolian Gem'
(AL-ee-um) (sen-ESS-senz) | ALLIMG3 |
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| Description: 2004 GreatPlantsTM. Handsome blue-green, strap-like leaves followed in late summer with 18" stems of decorative, 2" balls of lavender-pink flowers, growing from clusters of narrow, bottle-shaped bulbs which have had widespread use as healthy food and medicine throughout Europe, Siberia, Northern Asia, and the far East. Use in the garden for a festive or carnival-like feeling. Bronzy-yellow fall foliage. |
| Zone: 3 |
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AMORPHA canescens
(a-MOR-fa) (kah-NES-enz) | AMORCA3 |
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| Common Name: Lead Plant |
| Description: 1999 GreatPlantsTM Perennial of the Year. U.S. native of dry or well-drained sites. Dense, white, hairy leaflets; blue flower spikes in June-July. |
| Zone: 3 |
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AMSONIA hubrichtii
(am-SO-nee-ah)(hew-BRIK-tee-eye) | AMSOHU5 |
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| Common Name: Bluestar |
| Description: 2011 PPA Plant of the Year. 2009 GreatPlants™ Perennial of the Year. Pale blue flowers; mostly fine, needle-shaped leaves form a mound that turns bright yellow in fall. |
| Zone: 4 |
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AMSONIA hubrichtii
(am-SO-nee-ah) (hew-BRIK-tee-eye) | AMSOHU3 |
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| Common Name: Bluestar |
| Description: 2011 PPA Plant of the Year. 2009 GreatPlantsTM Perennial of the Year! Pale blue flowers; mostly fine, needle-shaped leaves form a mound that turns bright yellow in fall. |
| Zone: 4 |
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ASCLEPIAS tuberosa
(as-KLAY-pee-us)(too-ber-OH-sah) | ASCLTU5 |
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| Common Name: Butterfly Milkweed |
| Description: 2017 PPA Plant of the Year! 2000 GreatPlaints™ Perennial of the Year! Showy, orange flower heads on this outstanding wildflower. Tough, durable plant once established; well worth the effort. Extreme care must be taken not to overwater in young or dormant stages |
| Zone: 5 |
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ASCLEPIAS tuberosa
(as-KLAY-pee-us) (too-ber-OH-sah) | ASCLTU3 |
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| Common Name: Butterly Milkweed |
| Description: 2000 GreatPlantsTM Perennial of the Year. Showy, orange flower heads on this outstanding wildflower. Tough, durable plant once established; well worth the effort. Extreme care must be taken not to overwater in young or dormant stages. |
| Zone: 5 |
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ASCLEPIAS tuberosa
(as-KLAY-pee-us) (too-ber-OH-sah) | ASCLTU1 |
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| Common Name: Butterly Milkweed |
| Description: 2000 GreatPlantsTM Perennial of the Year. Showy, orange flower heads on this outstanding wildflower. Tough, durable plant once established; well worth the effort. Extreme care must be taken not to overwater in young or dormant stages. |
| Zone: 5 |
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ASTER fendleri 'My Antonia'
(ASS-ter) (FEND-ler-eye) | ASTEMY3 |
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| Common Name: |
| Description: 1999 GreatPlantsTM. Pure white flowers with yellow centers from summer through fall on plants with glossy, dark green leaves. |
| Zone: 4 |
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ASTER oblongifolius
(ASS-ter)(ob-long-ee-FO-lee-us) | ASTEOB5 |
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| Description: 2019 GreatPlants™. Clear and crisp, narrow leaves covered with 1" sky blue flowers September-October. Native of the Plains. |
| Zone: 3 |
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