Friday, August 5, 2011

Yellow Native Wildflowers for your Garden

Working on a specific color scheme garden or is yellow just your favorite color? Then finding these yellow native wildflowers will be a perfect addition into your landscape.

Caulophyllum thalictroides (L.) Michx. (Blue Cohosh)
This perennial grows up to three feet tall and has small flowers in clusters. Flowers start out yellow and turn brown as they age. Blooms appear April through May. Usually found in streams, it prefers shade and moist well-drained soil. Expect lovely blue-green foliage and dark blue berries. You may divide in spring or fall to propagate. Native Americans used this as an herbal remedy for menstruation suppression and to ease childbirth pain. It was mixed with other herbs for abortive purposes. It should not be taken by pregnant women.

Chrysopsis mariana (L.) Ell. (Maryland Golden Aster, Heterotheca mariana)
The Maryland golden aster grows up to 12 inches high with yellow flowers throughout August, September and October. Leaves start out wooly and turn smooth as they age. It is a perennial. Plant a Maryland golden aster in sunny locations with wet or moist soil. Propagate by seed. Seed should be planted in the spring. Maryland golden aster is drought tolerant.

Coreopsis auriculata L. (Mouse-ear Coreopsis, Early Coreopsis, Lobed Tickseed)
This flower gets six to 12 inches high and needs spacing of nine to 12 inches. It loves full sun and has average water needs. Its bright yellow flowers will bloom late spring to mid-summer. You can deadhead to prolong the bloom time. Mouse-ear coreopsis has herbaceous foliage and is a slow spreader with low maintenance needs. To propagate you can divide root ball or direct sow seed outdoors directly in the ground.

Coreopsis lanceolata L. (Lanceleaf Coreopsis, Lance-leaved Coreopsis, Coreopsis crassifolia)
Growing one to two-and-a-half feet high with three to four inch long leaves, this perennial is evergreen. Ray flowers are yellow with four lobes and a daisy-like appearance. Blooms will appear from April to June. Lanceleaf coreopsis is fine in any lighting and prefers sandy dry soils. Propagate by seed or clump division.


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