Ageratum houstonianum (60 days) Open-pollinated. Dense fuzzy purplish-red heads on sturdy 2' stems. Good cut, as well as dried.
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Ageratum
~7,000 seeds/g.
Annual. Its name means ‘not growing old’ as the flowers retain color for a long time. Also known as Flossflower. Covered with blossoms, great for summer borders.
Culture: Start indoors at 80° for 6–8 weeks before last frost; grow on at 60–65°. Set 9–12" apart. Likes full sun. Water in hot weather. Extreme temperatures inhibit flowering. Will not tolerate frost. Cut for vase when flowers are first opening.
Flowers
All flowers are open-pollinated except where noted.
Days in parentheses after a variety indicate days to first bloom.