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Speedwell

Veronica x 'Royal Rembrandt'

Compact mounding clump of dark green leaves Long spikes of violet purple flowers Bloom Time: Midsummer to early fall

$17.95

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Speedwell

Veronica x 'Very Van Gogh'

Upright clumping habit An abundance of purple flower spikes Bright-green foliage with red tones in autumn Long bloom time

$17.95

Sphinx Twinkler Barrenwort

Epimedium x Sphinx Twinkler ('Spine Tingler')

Fine sulfur-yellow blooms are borne on long racemes Flowers hang pendulously from upright stems New leaves have a chocolate hue in the spring Long thorny-edged leaves, reminiscent of a holly Bloom Time: April to May

$32.95

Spicebush

Lindera benzoin

Yellowish-white flowers appear before the leaves Female plants display crimson berries contrasting with the gold fall colour Medium-green oval leaves Foliage is fragrant when crushed Upright, rounded plant Bloom Time: Early spring

From $15.95

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Spiderwort

Tradescantia x 'Bilberry Ice'

Cultivar from the x andersoniana group Compact upright tufted clump-forming perennial Three-petalled, it forms a triangular-shaped flower with hairy stamens White blooms have lavender centres and purple stamens Narrow lance-shaped blue-green foliage Bloom Time: Early to late summer

$15.95

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Spiderwort

Tradescantia x 'Concord Grape'

Cultivar from the x andersoniana group Upright tufted clump-forming perennial Numerous flower buds form in a terminal cluster Three petals form a triangular deep purple flower with contrasting yellow stamens Narrow lance-shaped bluish-green leaves Bloom Time: Early to late summer

$15.95

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Spiderwort

Tradescantia x 'Innocence'

Cultivar from the x andersoniana group Upright tufted clump-forming perennial Numerous buds form a terminal cluster Three-petals form triangular-shaped white flowers with hairy stamens Narrow lance-shaped mid-green foliage Bloom Time: Early to late summer

$15.95

Spiderwort

Tradescantia x 'Sweet Kate'

AKA Tradescantia x 'Blue and Gold' Cultivar from the x andersoniana group Compact upright tufted clump-forming perennial Numerous buds form a terminal cluster Three-petals form triangular-shaped blooms with hairy stamens Deep violet-blue flowers have contrasting yellow stamens Foliage emerges fiery-red in early spring Narrow grass-like golden foliage in the summer Bloom Time: Early to late summer

$19.95

Spike Speedwell

Veronica x 'Pink Potion'

Proven Winners® Deep-green foliage forms a low rounded habit Baby-pink flower spikes

$22.95

Spike Speedwell

Veronica x 'Sunny Border Blue'

Clump-forming perennial Bears erect spikes of sturdy dark violet-blue flowers Lance-shaped dark green crinkled leaves Bloom Time: Mid to late summer

$15.95

Spike Speedwell

Veronica x 'White Wands'

Proven Winners® Dwarf, compact habit White flower spikes Dense clump of bright-green foliage

$22.95

Spilled Wine® Weigela

Weigela florida Spilled Wine® ('Bokraspiwi')

Proven Winners® ColorChoice® Dark wavy purple foliage holds its colour well Hot pink-magenta blooms Plant is wider than it is tall Low, mounded habit Bloom Time: Spring and sporadically in the summer and fall

$32.95

Spotted Bee Balm

Monarda punctata

AKA Monarda punctata ssp. villicaulis Pale yellow flowers with purple spots rest on narrow pink bracts Tiered flowers are just above foliage Hairy toothed lance-shaped mid-green leaves, 10 cm long Foliage has an oregano scent when crushed Loose, clumping habit Drought and salt tolerant Bloom Time: June to July

From $6.95

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Spotted Deadnettle

Lamium maculatum 'Beacon Silver'

Hooded purple to deep pink flowers in clusters Variegated silver leaves with a thin dark green margin Serrated heart-shaped leaves Excellent ground cover for dry shade Sporadically reblooms Bloom Time: Late spring to early summer

$6.95

Spotted Deadnettle

Lamium maculatum 'Pink Pewter'

Hooded pale pink flowers in clusters rise slightly above the foliage Variegated silver foliage with a narrow dark green margin Serrated heart-shaped leaves Excellent ground cover for dry shade Rebloomer Bloom Time: Late spring to early summer

$6.95

Spotted Deadnettle

Lamium maculatum 'White Nancy'

Hooded white flowers in clusters rise slightly above the foliage Variegated silver leaves with thin dark green margins Serrated heart-shaped leaves Excellent ground cover for dry shade Rebloomer Bloom Time: Late spring to early summer

From $6.95

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Spreading Japanese Yew

Taxus cuspidata (spreading)

Semi-upright broad rounded habit Nearly vertical branches arch outward Narrow short-stalked dull green needles Small round fleshy red berries on mature stems Low tolerance for salt or wet, poorly-drained conditions

From $36.95

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Spring Flurry® Serviceberry

Amelanchier laevis Spring Flurry® ('JFS-Arb')

Upright oval growth habit with a strong central leader Pure white flowers cover the whole plant in spring Fruit is a small edible purple-blue berry Solid green foliage in the summer, changing to orange in the fall A well-formed amelanchier, ideal for street planting Bloom Time: Spring

From $187.95

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Spring Snow Crabapple

Malus 'Spring Snow'

Upright, densely branched, oval to pyramidal habit Fragrant single white flowers bloom before the leaves emerge; among the first crabs to flower Leaves are medium to light green in the summer, turning yellow in the fall A nearly sterile selection, showing no fruit Bloom Time: Spring

From $146.95

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Spring Sun Primrose

Primula vulgaris Prima Belarina® Spring Sun ('Kerbelsun')

Large bright yellow flowers appear early to late spring Tidy compact bright green foliage throughout the season

$18.95

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Squiggles White Pine

Pinus strobus 'Squiggles'

Dwarf, oval habit Dense growth with curly twisted blue-green needles Foliage remains blue-green throughout the whole year Slow growth (3-5 cm per year)

From $113.95

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Squirrel Corn

Dicentra canadensis

AKA Bicuculla canadensis, Corydalis canadensis, Diclytra canadensis Greenish-white heart-shaped flowers appear on arching stems above the foliage Some flowers may have a mauve tinge Flower stems bear 3-12 flowers per stem Finely divided bluish-gray delicate fern-like leaves Plants will go dormant early to midsummer Very similar to Dicentra cucullaria Bloom Time: Spring

From $11.95

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St. John's Wort

Hypericum inodorum

Five-petaled yellow flowers almost obscured by a cloud of stamens Flowers are followed by fleshy fruit of red, pink, white or brown Rounded green leaves Bark exfoliates for winter interest Bloom Time: Late spring to summer

$26.95

Staghorn Sumac

Rhus typhina

Greenish-yellow male and female flowers Clusters of reddish hairy fruit ripen late summer and may persist into the winter Medium-green to dark green compound pinnate leaves are sometimes glossy Fall colour is orange to red, sometimes purple Suckering profusely, it produces colonies of velvety branches Bloom Time: June

From $14.95

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Standard Dwarf Bearded Iris

Iris pumila 'Banbury Ruffles'

Flowers are deep violet-blue Large maroon-purple patches on the falls Blue beards Sword-shaped gray-green leaves Bloom Time: April to May Flower Size: 8-10 cm

$19.95

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Standard Dwarf Bearded Iris

Iris pumila 'Cherry Garden'

Attractive cherry-maroon standard and falls, with purple-blue beards Sword-shaped green leaves Dwarf clump-forming perennial Bloom Time: April to May

$19.95

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Standard Dwarf Bearded Iris

Iris pumila 'Gleaming Gold'

Attractive yellow standard with a golden fall and beard Sword-shaped green leaves Dwarf clump-forming perennial Bloom Time: April to May

$19.95

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Standard Dwarf Bearded Iris

Iris pumila 'Orange Caper'

Attractive yellow standard with a yellow-orange fall and beard Sword-shaped green leaves Dwarf clump-forming perennial Bloom Time: April to May

$19.95

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Standard Dwarf Bearded Iris

Iris pumila 'Little Shadow'

$19.95

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Standing Ovation Little Bluestem

Schizachyrium scoparium 'Standing Ovation'

AKA Andropogon scoparius 'Standing Ovation' Sturdy upright stems with a blue cast, dark purple closer to the base Leaves turn fiery-red in the fall and remain showy throughout the winter Blades are thicker than other schizachyrium species Silvery seedheads persist through the fall Bloom Time: Late summer Flower Height: 120 cm Foliage Height: 90 cm Grass Type: Warm Season

$22.95

Standing Ovation™ Serviceberry

Amelanchier alnifolia Standing Ovation™ ('Obelisk')

Upright, uniform habit with a slender form Fragrant white flowers cover the plant in the spring Flowers lead to edible berries appearing green/white, changing to red, then dark blue Deep green leaves turn to red and orange in the fall Bloom Time: Spring

From $38.95

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Star Frost Globe Thistle

Echinops bannaticus 'Star Frost'

Larger silver white globes spiky flowers on sturdy stems Gray-green foliage is covered in cobweb-like hair Bloom Time: July to September Great for cut flowers market

$19.95

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Starfield™ Big Leaf Hydrangea

Hydrangea macrophylla Starfield™ ('Hortmafarfa')

Produces a large number of flowers throughout the season Mounding habit Pink in neutral soil, and blue/mauve in acidic soil Low-maintenance hardy selection Bloom Time: Summer to fall

$36.95

State Street® Maple

Acer miyabei State Street® ('Morton')

Oval to rounded growth habit Medium green five-lobed leaves turn yellow in the fall Clusters of greenish-yellow flowers are followed by abundant samaras A dense-leaved tree providing great shade

From $409.95

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Steeplebush

Spiraea latifolia

Bottlebrush-like spikes of tiny white flowers Brown seed heads persist into the winter Leaves are bright green above, blue-green underneath Fall colour is golden-yellow Upright, vase-shaped habit Bloom Time: Summer

From $15.95

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Steeplechase Cedar

Thuja x plicata 'Steeplechase'

Broad pyramid habit Fine textured, deep green foliage Fast rate of growth at 50-60cm per year Dense and full making It ideal for hedge or privacy screen

$87.95

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Stella Cherry

Cherry 'Stella'

Prunus avium 'Stella' Large-sized, dark red skin Firm, dark red flesh has a very sweet flavour Ideal for eating fresh or for canning Bloom Time: Spring Ripens: Mid-June

$96.95

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Stellar Pink® Dogwood

Cornus x Stellar Pink® ('Rutgan')

Soft pink overlapping petals; very showy flowers Sterile (producing no fruit), with resistance to diseases Drooping glossy green leaves Fall colour is scarlet to red, some purple Upright clump of tiered, horizontal branches Bloom Time: Spring

From $210.95

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Sterling Silver Linden

Tilia tomentosa 'Sterling Silver'

Pyramidal form when young, becoming round with age Dark green oval leaves with dense silvery hairs underneath Younger leaves have a silvery colour Foliage turns a pale green to pale yellow in the fall Clusters of fragrant yellow flowers Small nutlets with attached narrow bract-like wings follow the flowers Bloom Time: Late spring

From $181.95

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Stewartstonian Azalea

Azalea (Rhododendron) 'Stewartstonian'

Orange-red trumpet-shaped flowers cover the plant Flowers are profuse enough to almost hide the leaves Mounding, rounded habit when mature Bloom Time: Spring Group: Gable Type: Evergreen

$42.95

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Stokes' Aster

Stokesia laevis 'Honeysong Purple'

Large dark purple daisy-like blooms Mounding habit Deep green leathery strap-like foliage Bloom Time: June to frost

$19.95

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Stokes' Aster

Stokesia laevis 'Peachie's Pick'

Large lavender-blue daisy-like blooms Compact, upright habit Deep green leathery strap-like basal leaves; smaller stem-leaves Bloom Time: June to frost

$19.95

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Stonecrop

Sedum cauticola 'Lidakense'

Clump-forming sedum with a trailing habit Small deep pink clusters of tiny star-shaped flowers Bluish-gray succulent leaves with purple highlights Foliage deepens gradually throughout the season Drought tolerant perennial Bloom Time: Late summer to mid-fall

From $3.95

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Stonecrop

Sedum floriferum 'Weihenstephaner Gold'

AKA Sedum kamtschaticum var. floriferum 'Weihenstephaner Gold' Mat-forming trailing habit Tiny yellow star-shaped flowers cover the entire plant Small spoon-shaped dark green leaves are narrowly tinged with bronze Green foliage turns bright red in cooler temperatures Excellent choice for difficult areas such as slopes and rocky areas Semi-evergreen foliage Bloom Time: June to early summer

From $3.95

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Stonecrop

Sedum hybridum 'Czar's Gold'

Low-growing dense mat-forming habit Golden-yellow flower clusters rise just above the foliage Narrow scalloped dark green leaves Evergreen foliage Foliage turns red to orange tones in autumn Bloom Time: July to August

From $2.95

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Stonecrop

Sedum selskianum 'Spirit'

Tiny yellow star-shaped flowers cover the entire plant Glossy bright semi-evergreen leaves have serrated margins Compact, mounding habit Suitable for a ground cover, in a rock garden or for rooftop gardens Bloom Time: Late spring to late summer

From $2.95

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Stonecrop

Sedum sichotense

Low spreading habit Tiny yellow star-shaped flowers clusters cover the entire plant Flowers appear just above the foliage Foliage is bright green made up of tiny narrow leaves with serrated edges Evergreen foliage turns crimson in the fall and winter Suitable for green roofs, living walls or rock gardens Shade tolerant Bloom Time: Midsummer

From $2.95

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Stonecrop

Sedum telephium 'Matrona'

Clumping mounding habit Upright stems with round, deep gray-green leaves tinged with purple Soft pink star-shaped flowers form clusters on sturdy stems Flower colour deepens to a deep pink in cooler weather Flowers dry on stems, adding winter appeal Bloom Time: Late summer to late fall Flower Height: 60 cm Foliage Height: 50 cm

$17.95

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