Ruellia Species, Creeping Ruellia, Trailing Ruellia, Water Bluebell

Super-easy to grow, even in 100+ degrees.

This plant is extremely invasive in FLA and I think it should be banned here. I've had it for over five years. At first, it was nice, e...Read Moreasy to manage. Now it is unruly and I cringe when I see them. It will grow through your grass, all other plants and root systems of trees and is extremely difficult to kill.
Weed kill didn't work, vinegar didn't. I will try salt next.
You probably have to quaratine a large area where they are growing to really get rid of them. Where they have grown through the roots of my palms, I will forever be pulling at this awful plant to rid the sight of them.
The roots grow long and even an inch of this plant left in the ground will bring it back to life! Stay away from this plant if you love your garden.

I have not grown this plant. Ruellia squarrosa is also commonly known as creeping ruellia, trailing ruellia, creeping blue bell and blue ...Read Moreshade. It is native to the central region of Mexico.

Will grow (and bloom) in shade but individual plant clumps don't spread out much locally and can get "leggy" with time; they prefer sun. ...Read More Little plants tend to pop up all over since they spread by seed. I have transplanted many from sparse grass to sunny beds with great results. They grow where you plant them and frequently pop-up where you don't.