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Teucrium hyrcanicum (Caucasian Germander)
Eight inch spikes of purplish-red flowers throughout summer into fall. Bushy, downy foliage.1-2 foot. Sun. Zone 7
Teucrium scorodonia 'Crispum' (Curled Germander)
Wavy, crinkled, bright green foliage. Useful for containers or edges. A nice texture. Sun. Zone 7
Thalictrum aquilegifolium 'Purpureum'
(Chinese Meadow Rue)
3 foot stems with numerous nodding violet starry flowers. Sun to partial shade. Zone 7
Thalictrum aquilegifolium 'Black Stockings' (Meadow Rue)
Tall beauty has nearly black stems and topped with fluffy, lilac flowers to 4 ft Sun to partial shade Zones 5-9
Thalictrum lucidum (Shining Meadow Rue)
Glossy, fern-like foliage with fluffy, bright greenish-yellow flowers. 2 ft. Useful for cut flowers. Zone 7
Thalictrum minus (Lesser Meadow Rue)
Yellow flower clusters atop 12 inch stems in summer. Soft bluish foliage. Shade to part sun. Zone 7
Thelypteris nevadensis (Sierra Marsh Fern)
West Coast native herbaceous perennial with spreading rhizomes and deeply cut foliage to 3 ft.
Zone 7
Thuja plicata (Western Red Cedar)
Native tree.
Thuja plicata 'Aurea' (Golden Western Red Cedar)
Magnificent trees with golden, shiny foliage. Relatively native. Great cut for arrangements. Sun. Zone 7
Thujopsis dolabrata 'Variegata' (Deerhorn Cedar)
Evergreen, pyramidal, cones on tips. Slow growth. White-gold blotches on foliage. A good container plant. Sun or partial shade. Zone 5-7
Tiarella wherryi (Fragrant Foamflower)
Heart-shaped foliage, with white to pink starry, fragrant flowers. To 12 inches tall. Shade to partial sun. Zone 7
Trachelospermum jasminoides 'Madison'
(Madison Hardy Jasmine)
White fragrant blooms in late spring on evergreen foliage. May be groundcover or vine with support. Full shade or full sun. Zones 7-10
Tradescantia x andersoniana 'Blushing Bride'
(Blushing Bride Spiderwort)
White flowers in Spring to Summer on pink and green foliage to 1 1/2 ft tall and wide. Tolerates moist soil. Sun to part shade. Zones 4-9
Trifolium repens 'Green Ice' (Green Ice Clover)
Lovely variegated foliage, nice, fast ground cover for a partial sunny or shady spot. White fragrant flowers. Zone 7
Tulbaghia violacea 'Variegata'
(Society Garlic or Pink Agapanthus)
Fragrant lilac flowers on garlic-scented variegated foliage to 2 ft. Edible. Zones 7-10. Best in Sun.