Mature plants are absolutely stunning! Large plants 2-3 m (6-9 ft) tall with very ornamental silky pink plumes appear in late summer. This native of Argentina is a tender perennial that is reliably hardy in Zone 6b and up. In Zones 5 and colder, it will have to be potted up and brought indoors in order to survive the winter. The seed is very slow to germinate and it can take 3 to 4 years for the plant to reach its full size.
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How To Grow
Easy to grow from seed but slow to germinate often requiring 30 days or more. Best started indoors in a soil-less mix in late fall through February. Keep the growing medium moist and germinate at 18-20 C (65-70 F). After that grow on under lights before hardening off and transplanting to a sunny site in the garden. Reaches full height in 3-4 years. In zones 5 or colder, pot-up and bring indoors for winter.
Blooming Season Begins
Tender Perennial Requiring Special Protection for Overwintering