Skip to product information
1 of 7

Amsonia 'String Theory'

� Amsonia 'String Theory' is a graceful perennial with feathery green foliage and starry blue blooms in late spring. Compact and elegant, it glows golden in fall and thrives with little care — a true four-season beauty! ��

Regular price
$89.99
Regular price
Sale price
$89.99
Shipping calculated at checkout.

Add $299 to unlock 5% OFF

0% Free 5% 10% 15%
Size
  • Hurry, only 5 items left in stock!

FREE 3-Month Plant Health Guarantee

Need help? Our plant experts are just an email away:[email protected]

Shipping information

Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.

Ground shipping (3 - 5 days)

Amount of Order Shipping Amount
$0.00-$24.99 $20.99
$25.00-$49.99 $30.99
$50.00-$89.99 $36.99
$90.00-$98.99 $46.99
$99.00 & above Free

*Shipping offers are only valid for Ground shipping

Expedited Shipping 

Amount of Order
Shipping Amount (2-3 Days)
Shipping Amount (1-2 Days)
$0.00-$24.99 $29.99 $69.99 
$25.00-$49.99 $39.99 $89.99 
$50.00-$99.99 $49.99 $99.99 
$100.00-$149.99 $59.99 $129.99 
$150.00-$249.99 $74.99 $149.99 
$250.00-$349.99 $94.99 $249.99 
$350.00-$499.99 $124.99 $299.99 
$500.00-$699.99 $149.99 $499.99 
$700.00-$999.99 $199.99 $799.99 
$1000.00-$1499.99 $249.99 $999.99 
$1500.00-$1999.99 $299.99 $1,499.99 
$2000.00-$2499.99 $349.99 $1,999.99 
$2500.00-$3000.00 $399.99 $2,999.99 

*Shipping offers will not be valid for Expedited 2 to 3 days & 1 to 2 days shipping.

*For 13 states, The Expedited Shipping will be 3-4 days and Ground Shipping will be 4-6 days and the shipping price will be higher with 10$ + 5%.

13 States are : Arizona, California, Idaho, Montana, Nevada, Oregon, Utah, Washington, Wyoming, New Mexico, North and South Dakota, Nebraska

Returns policy

We hope you to love it, but if you need to make a return, breathe easy. Returns are always free and can be done in person or by mail.

 

Pixies Garden takes pride in delivering healthy, nursery-grown plants with careful packaging. Because live plants are perishable, all return and refund requests are strictly limited and assessed on a case-by-case basis.

1. Return & Refund Policy

Pixies Garden takes pride in providing healthy, nursery-grown plants that are carefully packaged. Due to the perishable nature of live plants, return and refund requests are strictly limited and reviewed on a case-by-case basis.

  • Returns are not accepted for healthy, correctly fulfilled plants.

  • If a return is requested for personal reasons (e.g., change of mind, size concerns), it may be approved only at Pixies Garden's sole discretion.

  • If approved, a partial refund will be issued after deducting:

    • 20% restocking fee

    • Original shipping charges

    • Return shipping cost (paid by the customer)

To be eligible:

  • Request must be submitted within 7 days of delivery

  • Include:

    • Clear photographic evidence of the issue

    • Proof of proper care and handling from delivery onward

  • Plants must:

    • Remain in original containers

    • Show no signs of neglect or mishandling

Live Arrival Guarantee applies only if:

  • The package is opened on the same day of delivery

  • No return or refund will be granted for post-delivery care issues


2. Return Authorization Required

  • A Return Authorization Number (RAN) must be obtained before returning any item.

  • Returns without an RAN will be automatically rejected.

  • The RAN must be:

    • Clearly marked on the outside of the return box

    • Included on the packing slip inside the package


3. Return Shipping

  • Customers are responsible for all return shipping costs.

  • Pixies Garden can provide a pre-paid FedEx label upon request, billed at a flat rate based on our discounted rates.


4. Refund Terms

Refunds are only issued if:

  • The wrong plant was delivered

  • The plant arrived dead or severely damaged (with photographic proof)

Refunds are not issued for:

  • Healthy or correctly delivered plants

If approved:

  • Only the plant value will be refunded

  • Shipping and handling charges are non-refundable

  • Processing time is up to 14 business days

  • Refunds are issued to the original payment method only


5. Ineligible Return Conditions

  • Nursery visit and local pickup purchases are final sale

  • These orders are not covered under our shipping return policy


6. Policy Enforcement

  • Pixies Garden reserves the right to deny any return or refund request at its sole discretion

  • No obligation to provide further explanation

  • Repeated abuse of this policy may result in blacklisting from future purchases


7. Contact Us

If you have questions regarding returns, refunds, or your order:

Email: [email protected]
Business Hours: Monday to Friday, 10 AM – 7 PM EST

Check Delivery:

Product Info

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.

Will deer eat this plant?

� Not likely! Amsonia is naturally deer-resistant due to its sap and texture.

When does it bloom?

� It blooms in late spring to early summer with soft blue star-shaped flowers.

Does it provide fall color?

� Yes! Its fine green leaves turn a bright golden-yellow in fall.

Can it be grown in containers?

� Yes, its compact form makes it suitable for larger pots and raised beds.

Growing Zones: 4–9

USDA Zone Map 4-9
Mature Height: 18–22 inches
Sunlight: Full Sun to Part Shade
Mature Width: 28–32 inches
Botanical Name: Amsonia hubrichtii 'String Theory'
Growth Rate: Moderate
Foliage: Fine, thread-like green foliage
Plant Type: Herbaceous Perennial
Product Type: Low-Maintenance Pollinator Perennial

Customer Service

Pixies Gardens
2024 Mcdaniel Mill Road Conyers GA 30094
Email: [email protected]