Gentians are prized for their tubular flowers in intense blue shades. Many are considered difficult to grow, but G. asclepiadea needs little more than consistent moisture and humus-rich soil with excellent drainage. Some require lime-free soil, as noted. Well worth the extra care, as they produce some of the richest blues in the garden.
Native to Europe and western Asia. Arching, large-leafed stems form a clump 2–3 ft. tall and 1 1/2 ft. wide. In late summer and early fall, rich, deep blue, 1 1/2-in., trumpet-shaped flowers open into stars atop the stems and among the upper leaves. Thrives in rich, neutral to acidic soil; makes a choice companion for ferns. Partial shade.
Clump-forming plants to about 1 1/2 ft. tall (in bloom) and 1 1/2–2 ft. wide; spread by rhizomes...
These members of the forget-me-not family are grown for their showy flowers. Some species are at home ...
Coarse, sometimes weedy plants native to many regions of the world; ornamental kinds are grown for the...