The bilberry (Vaccinium myrtillus) belongs to Ericaceae (the Azalea family). It is a deciduous shrub that is native to Europe, northern Asia, Greenland, western North America. This shrub grows in heaths, moors and open woods, to 2800 m elevation, and can reach 20-40 cm in height. The leaves are ovate, bright green and toothed. The flowers are bell-shaped, pale green tinged pink, usually solitary and bloom from April to July. The fruits are berries and ripen in bluish-black. The bilberry fruit is commonly used to make pies and jams.