There is a white growth all over my Houston ruellia — on the tall and the dwarf. This has made this part of it brown. I have a ground cover that I must keep tamed. Sounds gorgeous, Rob. But they are resistant to deer’s and other mammals. I cut them down to about 6 inches above ground after the first freeze. It all sounds lovely! Gardeners who don’t have freezing winter temps in their area should do this pruning after the blooms have fallen and the stems… Read more ». I’d like to know if Mexican petunias are a good option for kid gardeners…. I have no problem with them naturalizing. Thanks to its sweet purple flowers, however, we come down firmly on the pro-ruellia side of the debate. Agreed, which is why it is classified as a Category I Invasive plant in Florida. What have I done wrong? Does it need fertilizer? Instead, per Dr. Doug Caldwell of the UF/IFAS Extension, you may have eriophyid mites (Acalitus ruelliae). These are fast-growing perennials with green to purple stems and green leaves. Southern Star Mexican Petunia is low-growing and creates a perennial ground cover, or it can also grow in containers well. One question – after they have died off in the winter – do you pull them up or cut them down – what’s the best method to get ready for the spring? This is the first time that I have had these plants. It is drought tolerant, and in fact, throughout our brutal Central Texas summers, I give mine nary a drop of supplemental water and they do just fine. For potting mix, use 50% normal garden soil plus 30% fine sand and 20% organic compost. This year there are no blooms. You might just have to use good ol’ manual labor and pull them out! Get more details about dividing perennials here. Dwarf Mexican Petunia’s beauty lies in its simplicity; it produces flowers about 2-3 inches’ petals of violet to light pink to deep lavender color the shade of color varies depending on the exposure to the sun. You can also propagate this plant via purchased seeds, cuttings, or division. Mexican petunias are aggressive growers and can become invasive, spreading via seeds and underground rhizomes, so be aware of this when you plant them. I also live in Dallas. The process is very straight forward, just grab stem of the plant and make a clean cut 2-3 inches below a node. I am in Lake Charles, LA. Quickly fills in as a ground co This durable perennial makes a great border, groundcover, or makes a great addition to containers. To Gretchen, nothing is more rewarding than a quick dash to the garden to pluck herbs to season the evening meal. I moved from DFW to East Texas with just sand as my “pretend” soil. 3.5 out of 5 stars 11. Their flowers are short-lived, but they bloom for a long period of time, beginning in early spring and continuing until frost. So, it is actually not maintenance free since if they are not kept in check (with constant pulling of the root system, not just the portion of the plant above ground), they will spread everywhere there is not a paved surface. They are pretty but we don’t want the whole garden covered by them. Ruellia simplex, the Mexican petunia, Mexican bluebell or Britton's wild petunia, is a species of flowering plant in the family Acanthaceae.It is a native of Mexico, the Caribbean, and South America. The foliage looks good. Is anyone gonna mention that invasive plants are harmful to our ecosystem? Besides the name there are a lot of difference. Thank you so much for the reply! Ruellia simplex roo-EL-ee-ah SIM-plecks Syn. Some of these links may be affiliate in nature, meaning we earn small commissions if items are purchased. Mexican Petunia, Mexican Blue Bells, Florida Blue Bells, Desert Petunia, Etc. Mine did very well blooming the first 2 years so guess they are crowded so will thin them next spring. Love this beauty. I also found that the ruellia crawled along the ground to survive and attached roots along the way. Hello Sandy Hall! How do I keep them contained or get rid of. Dwarf Mexican Petunia’s Seeds/Cuttings –Depending on the method you choose to propagate. What do I feed them and when? Good luck! Edit: Then I noticed Rob’s mentioning that, as well. October 20, 2018. In order to prevent this from happening, make sure to place it next to those plant which have similar watering needs and avoid planting those plants which require heavy and consistent watering. Mexican Petunia 1 each color Live Plants (3), mexican petunia, Pink petunia, White petunia, Purple petunia, Mixed petunia, Tall plant, MiaesGardenGoodies. This easy-care plant grows 3 feet tall (though there are also dwarf varieties that stay shorter) and develops waves of blue, white, or pink petunia-like flowers through the summer. She picked a spot right by the steps leading to our front porch. There are two common species of Mexican petunia or Ruellia. Mexican Petunia. How do… Read more ». Ruellia, commonly called Mexican Petunia, are perennial plants that will come back year after year in USDA Zones 7 through 10. It has been in… Read more ». Even though Dwarf Mexican Petunia is a drought resistance plant and thrives in full exposure of the sun, it can also survive and sustain itself in the partial shade or slight colder regions but if the temperatures exceeds 25 degrees Farenheit, than it starts to becomes hardy and begins to wither and die. Each flower lasts for just one day. Or do you have the regular, 1- to 2-foot tall ruellia that are looking less than fab? I happily yank and transplant often and they are so hardy. It will not spread by runners, but does spread by seed. I am trying to dig them out – do they have root stems with a sort of garlic looking bulbous growth on the stem? How can I get them to stand up again? Mexican petunia (Ruellia simplex C. Wright) is an ornamental plant species popular in southeastern landscapes and gardens.

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