This rhizomatous perennial has an upright habit with basal leaves and forms a clump. The leaves are composed of heart-shaped light green leaflets and the red to white pendant spider-like flowers appear in a cluster above the foliage during spring. 

Hardiness zones 4 to 9 

Epimedium grandiflorum is naturally found from Japan to northern China and Korea growing in temperate woodlands and in rocky places in well drained humus rich moist soils. It prefers a semi-shaded wind protected position and is drought and frost tolerant.

Barrenwort is grown for its flowers and its clumping habit. It is plant in herbaceous borders or rockeries in small or cottage gardens and is also planted in woodland settings. It is suitable for inland regions establishing in 2 to 3 years from division and may be grown in containers that are placed in a shaded position. ID 2806

Epimedium (ep-ih-MEE-dee-um) grandiflorum (grăn-di-FLÕ-rum)

Berberidaceae (BER-be-rid-AY-see-ee)