Platycodon 'Astra Blue' is a striking balloon flower cultivar known for its large, star shaped bright blue blooms. This compact perennial is valued for its long lasting flowers and easy maintenance, making it a favorite for borders and gardens. Height & Spread: 18 - 24 in x 18 - 24 in Bloom Time: Mid to late summer Light Requirements: Full sun to part shade Soil Preference: Well drained, fertile soil with moderate moisture Watering Needs: Moderate; regular watering encourages continuous blooming Deer Resistance: Moderate Native Status Native to East Asia, Platycodon grandiflorus is prized in ornamental gardens worldwide. This is a popular cultivar selected for its vivid blue flowers and compact habit. Wildlife & Insects Butterflies Attracts swallowtails and skippers seeking nectar from its open bellshaped flowers. Bees Visited by native bumblebees and honeybees collecting pollen and nectar. Hummingbirds Occasionally drawn to the bright blue blooms for nectar. Spacing & Landscape Use Spacing Recommendations Space plants 18 - 24 in apart to allow for full growth without overcrowding. Landscape Placement Ideal for borders, rock gardens, and containers where vibrant color is desired. Companion Plants Coreopsis verticillata (Threadleaf Coreopsis) - Adds fine textured foliage and contrasting yellow blooms. Salvia nemorosa (Woodland Sage) - Provides deep violet flower spikes that complement the blue blooms. Lavandula angustifolia (English Lavender) - Offers fragrant foliage and silvery contrast to balloon flower leaves. Gaillardia aristata (Blanket Flower) - Adds bright red and yellow flowers for summer color variety. Echinacea purpurea (Purple Coneflower) - Attracts pollinators and provides complementary purple blooms.
