|Ipomoea is a group of perennial or annual vines as well as evergreen shrubs and perennials.The vines require support, full sun and humus rich soil. They are frost tender at 45-50F.
Red spider mite and whitefly can occasionally cause problems. Can be propagated by spring seed or summer cuttings. They are not related to Convolvus arvensis the hard to eradicate vine also known as Morning Glory or Bindweed.
I.alba, syn.Calonyction aculeatum, I.bona-nox, a twining perennial grown as an annual most times with evergreen egg-shaped with green leaves 4 to 8 inches long. Trumpet-shaped white flowers arise out of cymes at dusk from June through August.