Ageratum houstonianum (60 days) Open-pollinated. Dense fuzzy heads are beautiful, standing on sturdy 2' stems and catching the fading summer’s light. The color isn’t true red: more of a purplish-red. They make a good cut, and can be dried as well, retaining their color. ~7,500 seeds/g. ③
4815 Red Flint
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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. ~7,000 seeds/g.
All flowers are open-pollinated except where noted.
Days in parentheses after a variety indicate days to first bloom.
For the latest results of our germination tests, please see the germination page.