Ruellia simplex, or Mexican petunia, is a herbaceous evergreen perennial of the Acanthaceae family.It is sometimes named Ruellia brittoniana, but R. simplex is preferred, as it is the name first given to the plant when described in Cuba. Many ready-mixed and readily available herbicides can successfully reduce Mexican-petunia cover, including glyphosate, which can be purchased by home-owners at most retail garden stores under the trade name Roundup. So, what is ruellia and can this Mexican native be cultivated in our own home garden landscape? But, be warned! [1], Ruellia simplex is native to Mexico, the West Indies, western Bolivia, southwestern Brazil, Paraguay, Uruguay, and northeastern Argentina. Commonly known as the Mexican petunia, the ruellia is an herbaceous perennial shrub with highly invasive tendencies. Accessed: 09-Oct-10. Plants also tol… Native Introduced Native and Introduced. Scotland RW; Vollesen K, 2000. It does not mind full morning sun but benefits from afternoon shade, particularly during the hot summer months. It has been widely used as an ornamental plant and has escaped from cultivation in the United States, Australia and parts of Asia, as well as several Pacific Islands. Outline Background on Mexican Petunia Experiments to Inform Revegetation Future Research to Refine Management (Herbicide + … Trumpet shaped flowers are metallic blue to purple, with five petals, and 3 in (7.6 cm) wide. Seeds generally have high germination rates, and can germinate in both light and dark conditions. Ruellia simplex (Britton’s Wild Petunia, Desert/Mexican Petunia, Mexican Bluebell) Ruellia simplex or better known by its synonyms R. brittoniana and R. tweediana, is a delightful plant to have in one’s home garden.We got several plants in three small poly bags for a steal… really dirt cheap for just RM10. List of various diseases cured by Ruellia Tuberosa. How Ruellia Tuberosa is effective for various diseases is listed in repertory format. Mexican-petunia can also resprout from crowns or rootstocks when cut back or killed back by frost. Although Ruellia simplex has lovely blooms, due to its invasive tendencies it is not a good plant for Florida gardens. Mowing, tillage or weed-eating the tops off Mexican-petunia will not remove the plants entirely. Stands of Mexican-petunia can also spread via underground stems or rhizomes. [5], Dwarf Mexican Petunia or Katie Pink or Katie Ruellia -- Ruellia simplex, https://en.wikipedia.org/w/index.php?title=Ruellia_simplex&oldid=987048548, Creative Commons Attribution-ShareAlike License, This page was last edited on 4 November 2020, at 15:53. Sometimes, the Latin name for this plant is written as Ruellia simplex, which was the original name given to this plant when it was discovered in Cuba in 1870. © 2021 University of Florida / IFAS / Center for Aquatic & Invasive Plants It was introduced to Florida in the 1940s. There main blooming period is from Spring to summer, but many Ruellia will also … Ruellia simplex should be used to reference the full-sized versions of Mexican petunia, and not the dwarf variety. The website also provides access to a database and images of plants photos and herbarium specimens found at … Mexican Petunia (Ruellia simplex) Biology and Management Adrienne M. Smith UF/IFAS Aquatic Weed Control Short Course May 6, 2015. It is important to install appropriate plant material into bare areas in the home-landscape. Since then it has naturalized in most counties in Florida, plus in six other southern states, Hawaii, Puerto Rico and the Virgin Islands. It is mainly a plant of wet places such as ditches, pond verges, lakesides and marshes, but can survive in drier conditions. http://edis.ifas.ufl.edu. As a hardy perennial (you only need to plant them once), the Mexican petunia is one of several desert plants that are recommended for warm, dry climates. It grows in the ground in our garden in a harsh location -- a narrow bed between a concrete walk and a brick patio, in full sun in summer and partial shade in winter. (Acanthaceae.) Great choice for a height-restricted meadow. Use sterile Ruellia cultivars such as "Mayan Purple," "Purple Showers," "Mayan Pink" and "Mayan White." Purple Showers Mexican Petunia - Ruellia - 1 Gallon Pot The Purple Showers Mexican Petunia is an exceptionally easy-to-grow and versatile perennial plant for wet or well-drained soils that forms attractive clumps of erect, deep purplish stems that are clothed in dark-green, willow-like leaves tinged in purple. This page uses Google Analytics var. It died to the ground with a hard freeze. A drought-tolerant prairie native with delightful lavender-blue petunia-like flowers that bloom from summer to fall. Native to Mexico and western South America, Ruellia simplex, also known as R. tweediana, R. brittoniana, R. coerulea, and R. malacosperma, is cold hardy to USDA hardiness zones 8 to 11.Although there has been confusion over the plants’ proper name since a German botanist named them in 1879, most horticulturists now refer to them as R. tweediana. Seeds produce a gel-like substance when wet that enables them to stick to surfaces when they dry. [4], Ruellia simplex is an evergreen perennial growing 3 ft (0.91 m) tall, forming colonies of stalks with lance-shaped leaves that are 6 to 12 in (15 to 30 cm) and .5 to .75 in (1.3 to 1.9 cm) wide. Names of Ruellia Tuberosa in various languages of the world are also given. Some retailers use the name, 'Purple Showers' as a common name for Ruellia simplex and most do not label 'Purple Showers' as a seedless hybrid. • Hypolipidemic / Antioxidant: Study evaluated a powdered form of an ethanolic extract of Ruellia tuberosa for antilipidemic and antioxidant effects in hypercholesterolemic rats. Compact (great in pots!) If the area of established wild Mexican-petunia is large, then an herbicide application might be needed. Alba (sometimes sold as White Flower Form) produces hundreds of pure white blooms from June through September. It is a native of Mexico, the Caribbean, and South America. Reinvasion and/or occurrence of new invaders can be a problem in home-gardens; therefore we recommend that herbicide treatments be followed by replanting with native or appropriate non-aggressive ornamental plants. Easy to care for and great for use as coverage, ruellia plants offer unique beauty to landscape areas. Keep reading to learn more about growing ruellia. Instead, plants can be dug up with a shovel, with the aim to remove the entire root mass. Mexican petunia (Ruellia simplex C. Wright) is an ornamental plant species popular in southeastern landscapes and gardens.It is native to Mexico, the Antilles, western Bolivia, southwestern Brazil, Paraguay, Uruguay and northwest Argentina (Ezcurran and Daniel 2007), and it is also found throughout the southeastern United States (Wunderlin and Hansen 2013). I removed my plant when new shoots began to appear a foot from the parent clump. Ruellia is a genus of flowering plants commonly known as ruellias or wild petunias. Other characteristics that make wild Mexican-petunia a successful invasive are its rapid growth rate, affinity for disturbed locations, prolific production of seed, and lack of germination requirements such as scarification or stratification. A single spray of a 2% foliar application of glyphosate will control small areas of Mexican-petunia; however, if the area of established plants is large or especially dense, then a second herbicide application may be needed after 2 to 3 months. Control in invaded natural areas as well as control at the propagule source (home-gardens and landscapes) is needed for long-term management of this invasive species. They are not closely related to petunias (Petunia) although both genera belong to the same euasterid clade.The genus was named in honor of Jean Ruelle, herbalist and physician to Francis I of France and translator of several works of Dioscorides. If you are planning to apply an herbicide, be aware of and follow all instructions and safety precautions outlined on the package. Native alternatives to Mexican-petunia for use in home landscaping include wild petunia (Ruellia caroliniensis), blue curls (Trichostema dichotomum), butterflyweed (Asclepias tuberosa), or swamp milkweed (Asclepias perennis). It does not mind full morning sun but benefits from afternoon shade, particularly during the hot summer months. Established plants have respectable drought tolerance. For more multimedia, look at Ruellia simplex on Wikimedia Commons . UF Privacy Policy Ruellia simplex, commonly called Mexican petunia or Texas petunia, is a vigorous, shrubby, woody-based, rhizomatous perennial that is grown as an annual north of USDA Zone 8.It is native to Mexico, but has escaped gardens and naturalized somewhat aggressively in parts of the southeastern U. S. from South Carolina to Texas plus Hawaii, Puerto Rico and the U. Ruellia brittoniana (Mexican Petunia) is a 2–4 foot tall upright spreading perennial. They are … Grows 3 feet tall, 1 feet wide, with lavender flowers in summer. Water – Use It Wisely Editor’s Note: You will also often find two additional popular Ruellia’s used in the low desert. Winter hardy to USDA Zone 8 (marginally hardy in Zone 7 with protection and mulch) where it is best grown in medium to wet soils in full sun to part shade. Capsules have explosive dehiscence and seeds are spread long distances. Bare ground can quickly become invaded by weeds or different invasive species common to urban areas. [1][2], Ruellia simplex C.Wright is the oldest and accepted name for this species, which has been variously called Ruellia angustifolia (Nees) Lindau, Ruellia brittoniana Leonard, and Cryphiacanthus angustifolius Nees, among several synonyms. Installing appropriate non-invasive or native ornamental species into newly bare ground right away provides sufficient plant competition to hold the space. Flowers are trumpet shaped (1-1/2 to 3 inches in diameter), solitary or borne in clusters at the tips of the stems, and are attractive to butterflies, bees and other pollinators. Ruellia malacosperma Greenm. How to Grow Ruellia Plants Guide to Growing Wild petunia, Common Ruellia, and Fever root. The Mexican petunia (Ruellia brittoniana) is a beautiful addition to a flowering backyard retreat. Site Feedback. Veins are prominent on the underside of the leaf. For many years it was watered sporadically, but is now on a drip system and has become more robust. Ruellia humilis wild petunia . What is Mexican petunia? It has become a widespread invasive plant in Florida, where it was likely introduced as an ornamental before 1933. We moved into our current home nine months go and I've been trying to eradicate this plant from two separate areas of my yard ever since. The Plants Database includes the following 27 species of Ruellia . Scientific names include Ruellia brittoniana, R. coerulea and R. tweediana, but taxonomists now use the name Ruellia simplex, which was the first name used to describe this species. Answer: Neither Ruellia brittonianna (Mexican petunia) nor any other species of Ruellia appear in any of the following toxic plant databases: Poisonous Plants of … Ruellia simplex, or Mexican petunia, features bright trumpet-shaped blooms like its namesake, but don't look for any more similarities to the common bedding annual. Noteworthy Characteristics. Therefore R. simplex has priority and reduces the … Seeds in well. Ruellia simplex in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. 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. It also does well in average garden soils with even moisture. In fertile forms, cylindrical fruit or capsules containing 4 to 28 seeds are produced. This plant thrives in moist, fertile, humusy but well-drained soils. How to Get Rid of Ruellia. Ruellia are hardy and half hardy perennial sub shrubs that reach from 30 to 90 cm in height.. Facts, Benefits & Uses of Dwarf Bluebell and very easy to grow. It has become a widespread invasive plant in Florida, where it was likely introduced as an ornamental before 1933. My young plant was as easy to grow and flower as well as the weedier R. simplex. Mexican-petunia is able to tolerate a wide range of environmental conditions including variations in light, temperature, and moisture. Purple Showers Ruellia is quite adaptable to soil types and moisture levels but will produce the most flowers in a good garden soil with average moisture. Best flowering is in full sun. Mexican-petunia (also known as Mexican bluebell or Britton’s petunia) is described as a “hardy perennial edging plant for flower beds and as colorful groundcovers.” Scientific names include Ruellia brittoniana, R. coerulea and R. tweediana, but taxonomists now use the name Ruellia simplex, which was the first name used to describe this species. Adaptable to soil types but prefers a sunny site in a fertile moist to average moist soil. Google Privacy Policy | Click below on a thumbnail map or name for species profiles. Wild Mexican-petunia must be removed completely, both above and belowground, or it will continue to resprout. Ruellia simplex, the Mexican petunia, Mexican bluebell or Britton's wild petunia, is a species of flowering plant in the family Acanthaceae. So far, it seems like an excellent selection for plant borders or areas where a durable source of color is needed. Posted by plantladylin (Sebastian, Florida - Zone 10a) on Jan 27, 2017 1:32 PM. Mexican-petunia (also known as Mexican bluebell or Britton's petunia) is described as a "hardy perennial edging plant for flower beds and as colorful groundcovers." Phonetic Spelling roo-EL-ee-yuh SIM-plecks Description. It has become invasive in some of these areas, forming dense, single-species stands of vegetation which threaten native plants. Glyphosate can be applied at any time of year for Mexican-petunia control in the home-landscape. Ruellia brittoniana Leonard Ruellia caerulea Morong Ruellia coerulea Morong, orth. Uses, Benefits, Cures, Side Effects, Nutrients in Ruellia Tuberosa. There are no known biological control agents for Mexican-petunia. Central Phoenix -- Katie blue Ruellia brittoniana is a very tough plant. Accessed: 09-Oct-10. Stems are green or purple and leaves are dark green, oppositely arranged and lance-shaped, roughly 6 to 12 inches long and ½ to ¾ inches wide. Tough plant that takes dry or wet soil. Mexican-petunia is a perennial in zones 8 to 11 that stands up to 3 feet in height. Found in dry open woods and prairies Pennsylvania to Indiana, south to Alabama. The Alabama Plant Atlas is a source of data for the distribution of plants within the state as well as taxonomic, conservation, invasive, and wetland information for each species. [3] The genus is named after French botanist Jean Ruel, while the specific name refers to the simple, not compound leaves. It is a versatile plant that tolerates an extremely wide range of growing conditions. Ruellia simplex can be grown in either the shade or full sun, and is great for edging or mass plantings. The wild form has purple flowers, and is native to Mexico, Western South America and the Antilles. (misapplied) Ruellia tweedianaGriseb. The wild form has purple flowers, and is native to Mexico, Western South America and the Antilles. There is a dwarf variety that is only 1 ft (0.30 m) tall. It was introduced to Florida in the 1940s. It thrives as a marginal water plant and in boggy soils. Established plants can further spread by rhizome production. Leaf margins are can be smooth or wavy. Often confused with Ruellia tweediana, but its leaves are a bit shorter and wider. Machu™ Morado Ruellia or Mexican Petunia is an easy to grow heat and sunloving tropical well suited to container culture as well as in the garden and landscape. Interestingly, the stem of this plant becomes more purple when it’s in bright light, as opposed to when it’s grown in a shady area, where the stem stays fairly green. So far, it seems like an excellent selection for plant borders or areas where a durable source of color is needed. This plant should be planted in bordered beds to tame their rampant and invasive growth. R. simplex, the name of a species described from material collected in Cuba in 1870, is the oldest name for the Neotropical species generally known as Ruellia tweediana, Ruellia coerulea and Ruellia malacosperma. 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