The northeast is made up of 17 states--Connecticut, Delaware, Illinois, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia and West Virginia and the District of Columbia, according to the United States Department of Agriculture. The hardiness zones in the area range from 2B to 7. Even with the wide range of temperatures, gardeners in all parts of the Northeast have the opportunity to plant the same flowers.
Woodbine (Clematis virginiana) is a vine that grows from 12 to 20 feet long with a spread of 3 to 6 feet wide. White, fragrant flowers 1 1/4 inches in diameter bloom in profusion from August through October. Compound, deciduous leaves consist of three to five oval-shaped leaflets. The flowers are followed by seed heads with plumes resembling a beard. Woodbine is hardy in USDA zones 3 to 8. Plant in full sun or partial shade and a soil that is moist to wet and well-drained.
Spreading cotoneaster (Cotoneaster divaricatus) is a shrub that grows to 7 feet tall and 8 feet wide. The plant likes full sun or partial shade and a moist, well-drained soil. Dark green, elliptical leaves measure 1 inch long and turn green, yellow, red, orange and burgundy in the fall. The flowers start out as pink buds that open to reveal white-pink flowers growing close to the stems. The flowers bloom in late May and early June and are followed by tiny, red fruits. Spreading cotoneaster is a native of China and hardy in USDA zones 5 to 7.
Border forsythia (Forsythia x intermedia) is also known as golden bells. The plant grows to 8 feet tall and 10 feet wide. Oval or ellipse-shaped, medium green leaves measure 4 inches long and turn chartreuse, yellow, red-wine and purple in the fall. Bright yellow flowers last for about two weeks and bloom from late March to mid-April. Border forsythia is hardy in USDA zones 4 to 8 and does best in full sun or partial shade and a soil that is moist and well drained.
Spring beauty (Claytonia virginica) is hardy in USDA zones 3 to 8. The plant grows up to 8 inches tall and 8 inches wide. White to pink, star-shaped flowers bloom in clusters in April. Plant spring beauty in full sun or partial shade and a soil that is rich, organic, moist and well drained. Narrow, dark green leaves resemble grass blades, grow from 9 to 12 inches tall and continue growing after the flowers appear.