321. TRACHYMENE coerulea - Blue Lace Flower

 TRACHYMENE coerulea  Blue Lace Flower    trå-ke’me-ne se-ru-’le-å  Annual  Easy Apiaceae, native to Australia. Germination: Sow indoors 6-8 weeks before last frost at a temperature of 65-70°. Expect germination in 15-20 days....

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322. TRADESCANTIA species - Spiderwort/Moses-in-the-Cradle

 TRADESCANTIA species  Spiderwort/Moses-in-the-Cradle  See text below  trad-es-kan’shi-å  Perennial  Moderate Commelinaceae, T. virginiana is native to the U.S., T. spathacea to tropical America. Germination: Best sown indoors at...

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323. TRICYRTIS species - Toad Lily

 TRICYRTIS species  Toad Lily  Zones in text below  tri-ser’tis  Perennial  Difficult Liliaceae; T. formosa is native to Taiwan, T. hirta is native to Japan. Germination: Best sown indoors at 55-65° with no cover as light aids in...

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324. TRIFOLIUM species - Shamrock

 TRIFOLIUM species  Shamrock  Zones in text below  tri-fo’le-um  Perennial/Annual  Easy Fabaceae; native to southern Europe. Germination: Best sown indoors at 65-70° with the seeds completely covered as they require darkness to germinate....

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325. TRIFOLIUM species - Shamrock

 TRIFOLIUM species  Shamrock  Zones in text below  tri-fo’le-um  Perennial/Annual  Easy Fabaceae; native to southern Europe. Germination: Best sown indoors at 65-70° with the seeds completely covered as they require darkness to germinate....

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326. TRITICUM durum - Durum Wheat, Black Tip

 TRITICUM durum  Durum Wheat, Black Tip    trit’i-kum du’rum  Annual  Easy Poaceae; native to Europe and Asia. Germination: Best sown outdoors. In the North, sow in spring as soon as the soil is workable. In the South, sow in November or...

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327. TROLLIUS x cultorum - Globeflower

 TROLLIUS x cultorum  Globeflower  Zones 5 to 8  tro’-le-us cul-tôr’um  Perennial   Ranunculaceae; native to Europe, Asia and North America. Germination: Sow outdoors in early fall for spring germination. Cover the seed lightly and...

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328. TROPAEOLUM majus - Nasturtium

 TROPAEOLUM majus  Nasturtium    tro-pa’o-lum ma’jus  Annual  Easy Tropaeolaceae, native to the Andes. Germination: Best sown outdoors after all danger of frost is past. Seeds can be started indoors at 65° with germination occurring in...

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329. VERBASCUM species - Mullein

 VERBASCUM species  Mullein  Zones 5 to 9  ver-bas’kum  Perennial  Easy Scrophulariaceae; native to Europe. Germination: Best sown indoors at alternating temperatures of 68 and 86° with germination occurring in 15-20 days. Seeds can also be...

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330. VERBENA species - Vervain

 VERBENA species  Vervain  Zones in text below  ver-be’nå  Perennial/Annual  Moderate Verbenaceae; nativity in text below. Germination: Sow indoors, 12-14 weeks before last frost, at a temperature of 70-75°. Expect germination in 20-25...

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