Impatiens walleriana is a species of flowering plant in the family Balsaminaceae, native to eastern Africa from Kenya to Mozambique. It is a herbaceous annual or perennial, growing up to 75 cm (30 in) tall. The leaves are spirally arranged, pale green to yellowish, and up to 12 cm (4.7 in) long. The flowers are pink, red, mauve, white, or orange, and have a spurred lower petal and an inflated upper petal borne in a one-sided spike. It is commonly known as busy Lizzie, balsam, sultana, or simply impatiens.