6x Cupid's dart blue - Hardy plantLuxurious looking flowers in the garden! The blue immortelle (Catananche caerulea) is a particularly beautiful plant for the border or garden. The purple flowers on the long stems combine well with other plants. The immortelle will grow to approximately 60 cm tall The flowering period starts in June and ends in September. A location in full sun is best for immortelles. In the open ground, water only when the weather is dry and warm. A fine addition