Click to read full detail here. Keeping this in consideration, is Porterweed invasive?
jamaicensis as both have the distinctive purplish-blue flowers. S. cayennensis, however, is a Category II FLEPPC listed invasive species and should not be planted. Blue porterweed is often available at nurseries that specialize in native plants.
Similarly, what color butterfly bush attracts the most butterflies? Most people know about lavender being purple as there is even a color called “lavender,” however, the plant also has a “rose” variety that is pink. So you can pink up your garden or purple it out, and still attract many butterflies to it.
In this manner, do butterflies like begonias?
ANNUALS: Butterflies are attracted to annuals, too. For best results, plant a grouping of a single variety or color. Plant in full sun to part shade and keep container moderately moist. Begonia (Boliviensis 'Bonfire'): Reddish-orange flowers appear on scarlet stems—blooming from May to October.
How do you grow Porterweed?
Add top soil or organic peat humus to the hole when you plant. You can also add in composted cow manure, as well. You may want to trim the shrub occasionally to keep it shaped. Cut it back hard in spring (late March or early April) to encourage new growth to keep it full and bushy.
