Origin
Clematis 'Jackmanii' is a hybrid species developed in England. It was first introduced in 1862 by horticulturist George Jackman. This Clematis originated from a cross between Clematis lanuginosa and Clematis viticella, and it belongs to the Ranunculaceae family.

Characteristics
Clematis 'Jackmanii' is a climbing plant that can reach a height of approximately three to four metres. It flowers abundantly from June to September, producing large purple to violet-blue blooms. The flowers have four sepals and a diameter of 10 to 15 centimetres. The leaves are compound and dark green in colour.

Care
Clematis 'Jackmanii' grows best in a sunny to semi-shaded position. The roots should be kept cool and moist. This species prefers well-drained, nutrient-rich soil. After flowering, the plant can be pruned back to about thirty to fifty centimetres above ground level.