{"product_id":"thunbeia-black-eyed-susan-vine","title":"Black-eyed Susan Vine Thungbergia Flower Seeds","description":"\u003cp\u003eBlack-eyed Susan vine peeks through summer with bright orange and yellow faces, each centered by a deep, dramatic eye. Heart-shaped leaves clothe the graceful twining stems, giving a trellis, small arbor, or hanging basket a quick old-fashioned flourish.\u003c\/p\u003e\u003cp\u003eThe 4–5-foot vine starts deliberately, then gathers speed as warm weather settles in. Its cheerful 1½-inch flowers arrive in profusion at midsummer, bringing color to vertical spaces without the weight of a woody climber.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical name:\u003c\/strong\u003e \u003cem\u003eThunbergia alata\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLife cycle:\u003c\/strong\u003e Tender annual vine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Orange and yellow with dark centers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure:\u003c\/strong\u003e Full sun\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSowing:\u003c\/strong\u003e Direct sow in warm soil or start indoors 5–6 weeks early\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanting depth:\u003c\/strong\u003e 1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGermination:\u003c\/strong\u003e 14–21 days\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMature height:\u003c\/strong\u003e 4–5 ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal spacing:\u003c\/strong\u003e 6 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate seed count:\u003c\/strong\u003e 25–30\u003c\/li\u003e\n\u003c\/ul\u003e\u003c!-- seed-starting-help:2026-08-23 --\u003e\u003caside aria-label=\"Seed-starting help\" style=\"margin:1.25rem 0;padding:.9rem 1.05rem;border-left:4px solid #8467a5;background:#f8f5ef;\"\u003e\u003cp\u003e\u003cstrong\u003eSeed-starting help:\u003c\/strong\u003e Tiny seeds, large opinions. This variety can begin indoors or outside. Compare \u003ca href=\"\/blogs\/news\/how-to-direct-sow-flower-seeds\"\u003edirect sowing\u003c\/a\u003e with \u003ca href=\"\/blogs\/news\/how-to-start-flower-seeds-indoors\"\u003eindoor seed starting\u003c\/a\u003e, then check \u003ca href=\"\/blogs\/news\/when-to-start-flower-seeds\"\u003ewhen to begin in your climate\u003c\/a\u003e.\u003c\/p\u003e\u003c\/aside\u003e\u003cp\u003eProvide a support at planting time, or let the stems spill from a basket for a pyramid of bloom. Discover more distinctive vines in our \u003ca href=\"\/collections\/flower-seed-packets\"\u003eflower seed packets\u003c\/a\u003e.\u003c\/p\u003e","brand":"Renee's Garden","offers":[{"title":"Default Title","offer_id":44028150743099,"sku":"SWF5287","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3455\/6475\/files\/renee-s-garden-thungbergia-black-eyed-susan-vine-heirloom.jpg?v=1787449201","url":"https:\/\/www.anniesannuals.com\/products\/thunbeia-black-eyed-susan-vine","provider":"Annie's Annuals \u0026 Perennials","version":"1.0","type":"link"}