Product description: LINEN BLUE perennial Flower seeds( individually wrapped) Perennial. Stems are erect, up to 50-70 cm high. Flowers up to 2 cm in diameter, light blue in color. Seeds are sown in April-May directly in open ground. At a temperature of 15-17 o C, seedlings appear on the 10-13th day. Hibernates without shelter. Grows well in open sunny areas with nutritious soil. They are used mainly for flower beds & flower beds. Linen Blue Perennial Flower Seeds