Alpine Currant Ribes alpinum Description Blooms tiny green flowers. Green foliage turns yellow in Autumn.Bloom Period: Early SpringGrowth Habit: Dense, upright and ovalMature Height: 4' to 6' (120 cm to 180 cm)Mature Spread: 4' to 6' (120 cm to 180 cm)Growth Rate: Moderate More Details Sun Exposure: Full sun to full shadeCold Hardiness Zone: 2Attracts BirdsDrought TolerantLandscape Uses: Hedge and foundation planting