Rob's plants
home garden plants wildlife seed photos
plant sale journal topics plantlinks fun guestbook

Amsonia tabernaemontana

 
Amsonia tabernaemontana
blue stars
Amsonia tabernaemontana
Long upright seedpods form in late summer

Common name blue stars
Family apocynaceae
Life cycle perennial
Flowers blue, late spring
Size 2-3'
Light full sun-part shade
Cultural notes not fussy
From seed Sow outside in late fall, or give 8 wks cold and germinate at warm room temperature. Rarely self-sows in our garden.
detailed seed-starting info below
Seed ripenslate September

Upright plant with narrow glossy leaves, stays attractive throughout the gardening season. Clusters of blue flowers from May into June. The earliest blue star to return and to bloom in spring, it's a robust, easy-care perennial for the middle of the border.

blue stars
Some amsonias are known for their flashy fall foliage. This one's yellow leaves are OK, but not stunning

In our garden, this plant grows in the following area: woodland garden

See comparative information about amsonias in our garden

One or more images of this plant are included in my stock photo catalog

About my plant portraits
PlantLinks to other web pages about Amsonia tabernaemontana


Visitors to this page have left the following comments


Seed-starting details for this plant

  1. Seed garden '02. No germination: 12wks at 65F, then to pot outside in early spring
  2. Seed garden '03. A: Baggy 35F (12w)-65F( 55%G, 7-16d).
    B: Pot outside late November. 40%G, early May.
  3. 4/23: noticed volunteer seedlings for the first time
  4. Seed from '06 garden. Baggy 35F (8w) - 70F (6w; 5%G, 26d) - 75F (55%G, 2-14d)
  5. Seed from '07 garden. Baggy 35F (8w) - 70F (6d) - 75F (67%G, 6-12d)
  6. Seed from '08 garden. Baggy 35F (8w) - 75F (69%G, 6-10d)
  7. Same seed as above. Baggy 35F (8w) - 75F (61%G, 6-11d)

Odd-shaped cylindrical seed. Rest assured - each piece is really a seed! Needs slightly warmer than room temperature to germinate after the cold treatment.


I welcome comments about my web pages; feel free to use the form below to leave feedback about this particular page. For the benefit of other visitors to these pages, I will list any relevant comments you leave, and if appropriate, I will update my page to correct mis-information. Faced with an ever-increasing onslaught of spam, I'm forced to discard any comments including html markups. Please submit your comment as plain text. If you have a comment about the website as a whole, please leave it in my guestbook. If you have a question that needs a personal response, please e-mail me.

Your name

Your comments

home garden plants wildlife seed plant sale topics guestbook journal plantlinks

Last modified: May 23, 2010
Contact me