Sisyrinchium ‘Quaint and Queer’
A clump-forming perennial with narrow dark green leaves. Upright stems of pretty dull yellow and brownish purple heavily veined flowers in summer.
Sisyrinchium angustifolium
A clump-forming perennial with narrow dark green leaves. Upright stems of pretty deep blue flowers with a yellow throat in summer. Self-seeds.
Sisyrinchium idahoense
A clump-forming perennial with narrow dark green leaves. Upright stems of pretty star-shaped deep violet-blue flowers with a yellow throat in summer.
Sisyrinchium idahoense ‘Album’
A clump-forming perennial with narrow dark green leaves. Upright stems of pretty star-shaped white flowers with a yellow throat in summer.
Sisyrinchium striatum
A clump-forming perennial with narrow grey-green leaves. Upright stems of pretty pale yellow flowers from early to mid-summer.
Sisyrinchium striatum ‘Aunt May’
A clump-forming perennial with narrow grey-green leaves striped with creamy yellow. Upright stems of pretty pale yellow flowers from early to mid-summer.
Smilacina racemosa
A clump-forming perennial with veined mid-green leaves. Plume-like creamy white flowers in spring followed by red berries.
Smilacina stellata
A spreading perennial with downy narrow green leaves. Plume-like white or green-white flowers in summer.
Solenopsis axillaris
A woody based perennial with finely divided green leaves. Pretty star-shaped pale to deep blue flowers cover the plant from summer to autumn.
Solidago ‘Goldenmosa’
A compact bushy perennial with wrinkled mid-green leaves. Sprays of bright yellow flowerheads in late summer and early autumn.
Solidago ‘Queenie’
A compact bushy perennial with bright green leaves. Clusters of bright yellow flowerheads in late summer and early autumn.
Solidago flexicaulis ‘Variegata’
A compact bushy perennial with green leaves variegated gold. Sprays of yellow flowerheads in late summer and early autumn.