If the Latin name of dwarf periwinkle is Vinca minor, it is logical that large periwinkle should be Vinca major. Large periwinkle is more commonly known simply as periwinkle or common periwinkle, ...

If last summer's heat and drought wilted your pansies, consider planting Madagascar periwinkle this year. For sunny sites with dry soil, few flowers can beat this heat-loving beauty. In tropical or ...