| Sweet Four O'clock Seeds (Mirabilis longiflora). Sweet Four O'Clock is an unusual cousin of the more familiar Common Four O'Clock, or Marvel of Peru, M. jalapa. It bears strongly fragrant, long, tubular, pure white flowers that open at dusk for pollination by night insects including hummingbird moths. This species is as rare in gardens today as it was in 1812.... - Sweet Four O'clock Seeds (Mirabilis longiflora). |