It flowers from July to October, and produces abundance of seed, which, falling on the borders, generally comes up spontaneously in the spring, but it is most commonly sown in the spring with other annuals when the seedlings appear, they should be thinned so as to stand a foot apart. This plant requires very little care, and will bear the smoke of London better than many others.Was cultivated by the Dutchess of Beaufort, in 1707. Ait. Kew.The Stipul? on the stalk are deserving of notice, being unusual in their form, and making it look as if beruffled.