Lonicera caprifolium (central Europe)
Habit: Twining climber, 2-5 (8) m tall, 0.5-2m wide; support diameter 0.5-3 cm; initially slow-growing, medium to fast-growing from the 3rd year on, 40-80 (100) cm a year.
Flowers: White to cream-yellow, with touches of red, tube-shaped in clusters on the highest leaf pair, May to June; intensely sweet fragrance at night.
Fruits: Orange-red, pea-size, from August; slightly poisonous, bitter taste.
Leaves: Early shoots, (March) April; elliptical, the upper leaf pairs grown together like plates, dark green on top, blue-green underneath.
Demands: (Sun) light shade to semi-shade, full sun only on moist soil, likes warmth, frost hardy, sensitive to wind.
Soil: Fresh to moist; neutral to alkaline; any nutritious, well drained substrates.
Hardiness: Zone 5a