'String Theory' Bluestar (Amsonia hybrid)

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Infographic explaining and showing dormancy in perennials.
A size chart showing 4 different options for Perennial Plants: 4.5" Eco+ Elite (5-8" plant height, 4.5" pot width, 5" pot height); 0.65 Gallon (6-14" plant height, 6.5" pot width, 6.5" pot height); 1 Gallon (6-24" plant height, 6.5" pot width, 7.13" pot height); 2 Gallon (18-28" plant height, 8.88" pot width, 9.38" pot height).
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Infographic explaining and showing dormancy in perennials.
A size chart showing 4 different options for Perennial Plants: 4.5" Eco+ Elite (5-8" plant height, 4.5" pot width, 5" pot height); 0.65 Gallon (6-14" plant height, 6.5" pot width, 6.5" pot height); 1 Gallon (6-24" plant height, 6.5" pot width, 7.13" pot height); 2 Gallon (18-28" plant height, 8.88" pot width, 9.38" pot height).
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'String Theory' Bluestar (Amsonia hybrid)

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All Preorders ship during selected Ship Week. All Ships Now Annuals and Indoor Plants will ship same day on Mondays and Tuesdays by 12pm EST. All Ships Now Perennials, Shrubs, and Hardgoods will ship next day Monday-Friday by 2pm ET.
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Please Note: Our plants are currently shipping dormant. During dormancy, plants go inactive to conserve energy for the next growing season.

'String Theory' Bluestar is a charming spring-flowering perennial that adds beauty and texture to your garden. In spring, delicate light periwinkle blue flowers bloom gracefully above its fine, dark green, thread leaf foliage. This low-maintenance, compact plant thrives effortlessly.  As fall approaches, the foliage transforms into a stunning golden orange, bringing vibrant color to your landscape. Perfect for adding a touch of elegance and seasonal flair, 'String Theory' Bluestar is an excellent choice for those seeking a garden standout with minimal care.

  • 18-22 inches tall and 32-36 inches wide at maturity
  • Hardy in zones 4-9, be sure to check your USDA zone to ensure success
  • Plant in part to full sun (4+ hours daily)
  • Space plants 32-36 inches apart for best results
  • Produces light periwinkle blue flowers in late spring to early summer
  • Maintains green threadleaf foliage from spring to frost
  • Great for borders, landscapes, mass plantings
  • Resists deer
  • Native to North America, heat tolerant, low maintenance, fall interest

Care: Clean away any dead foliage after frost. Fertilize with Proven Winners Continuous Release Plant Food in spring.

Shipping Info:

  • Enjoy free shipping on orders over $175
  • Size at shipping varies by the season and plant
    • Quart perennials are 5-8 in. at the time of shipment
    • 0.65 Gallon perennials are 6-14 in. at the time of shipment
    • 1 Gallon perennials are 6-24 in. at the time of shipment
  • Perennials shipped Nov-Apr will arrive dormant; perennials shipped Apr-Oct will arrive green or in bloom

 

Read our guide to get started with planning a garden

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