Yellow Wild Indigo Baptisia sphaerocarpa Description Blooms clusters of yellow flowers. Gray-green foliage. Bloom Period: Late Spring through early SummerGrowth Habit: Upright and clumpingMature Height: 2' to 3' (60cm to 90cm)Mature Spread: 2' to 3' (60cm to 90cm)Growth Rate: Fast More Details Sun Exposure: Full Sun to partial shadeCold Hardiness Zone: 5Attracts butterflies and beesDrought tolerantDeer ResistantUse seed pods for dried arrangements