Description
Large, upright deciduous shrub (H 3-4 m, W 2-3 m). Leaves lanceolate (10-20 cm), smooth, green. Flowers nodding, bell-shaped (2 cm), light sulfur yellow, scented. Attracts butterflies and bees. It grows well in deep, fertile, always moderately moist, well-drained soils, on sunny, warm, sheltered positions.