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A. carniolica bloomed for 10 weeks in our test plots.

A. carniolica 'Rubra' was approximately 10 inches tall when it first bloomed.

Foliage in late May.

Apiaceae

Not commonly found in the United States, A. carniolica is a smaller version of A. major. Basal foliage grows in a clump of palmately lobed leaves. Small stems rise above the foliage with colorful bracts opening in a star shape beneath umbels of tiny fertile and sterile flowers. Flowers are long-lasting.

Plant Type: perennial

Plant Form or Habit: rounded/mounded

Plant Use: Grouped in shady areas with moist, fertile soil, as cut flowers.

Propagation:

division

Flower Color:

dark red
pink
white

Bloom Period:

early summer
mid-summer
late summer

Width: Minimum: 8 inches     Maximum: 12 inches

Foliage Texture: coarse

USDA Hardiness Zone: 5

Water Requirements: average

Additional Comments: Bloomed in Ithaca in full sun from early June to early August. Astrantia will reseed itself in favorable conditions, but does not appear to be invasive. Roots also can be divided in spring and fall. It also can spread via runners.