The prominent feature of Hostas is the foliage. The leaves range from a dark green to varying shades of green and blue. Some of the leaves are oval, some are heart-shaped, and others are strap-like. The edges of the leaves can be flat and straight, have a wavy edge, or appear somewhat contorted.
Ripe hazelnuts. Hazelnut is the nut of the hazel and therefore includes any of the nuts deriving from species of the genus Corylus, especially the nuts of the species Corylus avellana. It is also known as cobnut or filbert nut according to species.ipe hazelnuts. Hazelnut is the nut of the hazel and therefore includes any of the nuts deriving from species of the genus Corylus, especially the nuts of the species Corylus avellana. It is also known as cobnut or filbert nut according to species.
Hazelnuts, with shell (left), without shell (right). The hazelnut, also known as the cobnut, is the nut of the hazel. It is roughly spherical to oval in shape, about 15â25 mm long and 10â15 mm in diameter, with an outer fibrous husk surrounding a smooth shell.The nut falls out of the husk when ripe, about seven to eight months after pollination.ommon hazel is cultivated for its nuts. The name hazelnut applies to the nuts of any of the species of the genus Corylus. This hazelnut or cob nut, the kernel of the seed, is edible and used raw or roasted, or ground into a paste.