Platycodon grandiflorus 'Astra Blue' - Astra Blue Balloon Flower

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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 thro ughout 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 Show more