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An excellent performer, award-winner Coreopsis verticillata 'Zagreb' (Threadleaf Coreopsis) is a compact perennial forming a gorgeous mound of finely divided leaves. Blooming continuously from early to late summer, it gets covered with a profusion of bright golden-yellow blossoms. The airy clumps of fine, threadlike foliage on upright stems add ...
Jul 4, 2020 · Zagreb Coreopsis: Zagreb Coreopsis (Coreopsis verticillata 'Zagreb') welcomes the springtime sun with bright yellow, daisy like flowers that envelop its comp...
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Is Coreopsis verticillata 'Zagreb' a perennial?
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Growing Coreopsis ‘Zagreb’ from seed. You can direct-sow Coreopsis seeds once the soil has warmed up in the spring or get a head start indoors. Sow seeds about six to eight weeks before your frost-free date. Keep the soil moist and warm (about 70°F to 75°F). Once the seedlings grow, give them plenty of light.
Coreopsis verticillata, commonly called threadleaf coreopsis or whorled coreopsis, is a rhizomatous perennial which typically grows in dense, bushy clumps to 1-3' tall. Features yellow, daisy-like flowers (1-2" diameter) with yellow untoothed rays and yellow center disks. Flowers appear singly in loose clusters (cymes) in a profuse and lengthy ...
Venturing into the realm of seed cultivation, I discovered that Coreopsis Zagreb can be directly sown once the soil warms up in spring or started indoors for an early head start. With soil kept moist and warm, the seedlings thrive in the gentle glow of 70°F to 75°F. As the young plants mature, they eagerly await transplantation into the ...
Cover plants with 1/8 inch of soil and keep them at 65° to 75°F (18°-24°C) in bright light or under fluorescent light. Seeds will germinate in about 7 days. Sow seed outdoors in evenly prepared soil; sow seed 1/8 inch deep. Space Coreopsis 12 to 24 inches (30-61cm) apart.
Native to North America. One of the most loved perennials, Coreopsis 'Zagreb' is an excellent performer with bright golden-yellow flowers (a deeper yellow than 'Moonbeam') blooming from early through late summer. It forms an exceptionally bushy yet airy clump of fine, needle-like foliage on upright stems.
