Platycodon grandiflorus 'Astra Blue' ~ Astra Blue Balloon Flower

2026-03-23T11:09:35-04:00

Price: 8.50

Astra Blue Balloon Flower is a small clump-forming perennial with toothed blue-green foliage. The flower buds puff up like balloons before opening to small purple-blue flowers throughout summer. Grows best with rich, loamy well-drained soil.

Type: | Perennial
Height: | - 0.5'
Spread: | - 0.5'
Spacing: | 0.5'
USDA Hardiness Zone: | 3 - 8
Culture: | Full Sun, Part Sun
Bloom Color: | Blue
Season of Interest: | Summer

MAINTENANCE NEEDS: Low Maintenance. As the root system is delicate, it is best to not transplant the plant after it has established. Root rot may occur in overly moist soils. Watch for slugs and snails.
LANDSCAPE USES: Accents or Group Plantings, Borders, Naturalized Areas, Woodland Garden, and Containers.

COMPANION PLANTS: Phlox, Blanket Flower, Yarrow