Are 4 O Clocks Invasive?

Four-o'clocks are not considered serious exotic pests, are not known to invade natural areas and are options for gardeners interested in colorful, fragrant flowers that attract pollinators. DNR does not promote the use of non-native plants in natural areas, or exotics considered aggressively invasive.)

Do 4 o'clock flowers spread?

This is a fast-growing plant that often sprawls in the garden. It's best planted in the spring.

Do 4 Oclocks come back every year?

Plants get to be two or three feet tall in sunny spots or in part shade, and they bloom from midsummer until frost. In relatively warm-winter climates, four o'clocks will come back every year from tubers that overwinter in the ground.