Description
Vaccinium – Blueberry – Cranberry – Huckleberry –
A large and varied genus of about 450 evergreen, semi evergreen, or deciduous shrubs, trees, and vines, widely distributed throughout artic and tropical regions, occurring in variety of habitats, from heath and moorland to bogs and woodland. They are valued for their ornamental foliage, flowers, and berries. The leathery leaves are alternate, and may be lance shaped to oval or rounded, with or without teeth, the deciduous species often have pointed tips, and display brilliant autumn color. The small urn to bell shaped flowers are white, green, pink, purple, or red and are produced singly or in terminal or axillary racemes in spring or early summer and are downward facing. The flowers are followed by edible, usually spherical berries, some species, including V. angustifolium var. laevifolium, V. ashei, V. corymbosum, and V. macrocaron, are grown for their fruits (Blueberries, cranberries, bilberry, huckleberry, and whortleberry which are red or blue-black and are often covered with a bloom when ripe). Vacciniums are useful for a shrub border, woodland garden, or rock garden.
Grow in acidic, peaty or sandy, moist but well drained soil in full sun or partial shade, some prefer boggy ground. Protect from the hottest summer sun.
Prone to caterpillars, scale insects, gray mold (botrytis), leaf gall, bud gall, dieback, Phytoptora crown and root rot, powdery mildew, rust, and witches broom.
V. corymbosum ‘Jersey’ – Highbush blueberry – Swamp blueberry–This vigorous upright, dense, many branched, deciduous shrub with arching shoots from Eastern North America, grows 5-6’ feet tall and wide. It produces lance shaped, smooth or toothed edged, mid green leaves 1-3 ½” long turning scarlet in autumn. In late spring and early summer, it bears pendent, terminal racemes, to 2” long of cylindrical, white sometimes red tinted flowers, ½” long, they are followed late ripening, large, edible, sweet, spherical, white bloomed, blue-black berries, to ½” across. Prefers boggy soil.
Zones 3-7
