This section is from the book "A Practical Handbook Of Trees Shrubs Vines And Herbaceous Perennials", by John Kirkegaard. Also available from Amazon: A practical handbook of trees, shrubs, vines and herbaceous perennials.
Botanical Name | English Name | 1 Deciduous 2 Evergreen 3 Vine 4 Herbaceous Perennial | Ultimate Height in feet | Color | Time of Bloom | Remarks |
for the brown-green winter coloring of the twigs and for the brilliant orange and red fall coloring of the foliage. Grows best in full sunlight. A. D. F. | ||||||
Saxifraga cordifolia | Saxifraga | 4 | 1 | Lilac | April & May | Foliage heart-shaped, deep green. Flowers in showy panicles. Effective in the border or rockery. A. G. |
Saxifraga crassifolia | 4 | 1 | Deep pink | April & May | Similar to the preceding. A. G. | |
Scabiosa caucasica | Cushion Flower | 4 | 1 | Light blue | June & July | A very free-flowering perennial with semi-double, daisy-like flowers about 21/2 inches across. A good border plant. B. C. H. I. |
Scabiosa caucasica var. alba | White Cushion Flower | 4 | 1 | White | June & July | Flowers produced in great abundance. B. C. H. I. |
Schizophragma hydran-geoides | Climbing Hydrangea | 1&3 | Pink-white | August | S. A climbing shrub or vine, useful for covering walls or tree trunks. It clings firmly by means of aerial rootlets. Leaves large and deep green. Flowers in loose flat clusters. C. E. G. | |
Sciadopitys verticillata | Umbrella Pine | 2 | 15-20 | T. Compact and conical in growth. Long, slender, blunt leaves in whorls; | ||
color dark green, glossy; individual leaf about 3 inches long. A rare, attractive tree. Good for lawn planting. B. C. E. G. | ||||||
Scilla sibirica | Squill | 4 | 4-6 in. | Deep blue | April & May | An attractive, low, bulbous plant with drooping, bell-shaped flowers in small spikes. Good in clumps under shrubs, among perennials or in the rockery. Plant bulbs in the fall, setting about 3 inches deep in sandy loam. A. G. |
Soilla sibirica var. alba | White Squill | 4 | 4-6 in. | White | April & May | Similar to the preceding species. |
Sedum acre | Yellow Stonecrop | 2 | 4 in. | Bright yellow | May | A creeping plant with coarse, mosslike foliage and single flowers about 1/2 inch across, which literally cover the plant. Good in crevices of rocks or for carpeting dry, sandy places. A.G. |
Sedum aizoon | Aizoon Stonecrop | 4 | 1 | Yellow | June & Aug. | Star-shaped flowers in flat clusters. Leaves pulpy and coarse. Good for the rock-garden. A. G. |
Sedum album | White Stonecrop | 2 | 4-6 in. | White | July & Aug. | Pale green and moss-like foliage. Star-shaped flowers in clusters completely covering the plant. Good for covering dry, sandy spots or for the rock garden. A. G. |
 
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