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. Easy to care for and great for use as coverage, ruellia plants offer unique beauty to landscape areas. var. Mowing, tillage or weed-eating the tops off Mexican-petunia will not remove the plants entirely. 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. • Hypolipidemic / Antioxidant: Study evaluated a powdered form of an ethanolic extract of Ruellia tuberosa for antilipidemic and antioxidant effects in hypercholesterolemic rats. It is a native of Mexico, the Caribbean, and South America. Ruellia humilis wild petunia . Glyphosate can be applied at any time of year for Mexican-petunia control in the home-landscape. Stands of Mexican-petunia can also spread via underground stems or rhizomes. Phonetic Spelling roo-EL-ee-yuh SIM-plecks Description. Plants also tol… Use sterile Ruellia cultivars such as "Mayan Purple," "Purple Showers," "Mayan Pink" and "Mayan White." What is Mexican petunia? In fertile forms, cylindrical fruit or capsules containing 4 to 28 seeds are produced. Grows 3 feet tall, 1 feet wide, with lavender flowers in summer. Capsules have explosive dehiscence and seeds are spread long distances. 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). So far, it seems like an excellent selection for plant borders or areas where a durable source of color is needed. Established plants can further spread by rhizome production. This page uses Google Analytics 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. For many years it was watered sporadically, but is now on a drip system and has become more robust. Ruellia is a genus of flowering plants commonly known as ruellias or wild petunias. This plant thrives in moist, fertile, humusy but well-drained soils. 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. It has become a widespread invasive plant in Florida, where it was likely introduced as an ornamental before 1933. Compact (great in pots!) Answer: Neither Ruellia brittonianna (Mexican petunia) nor any other species of Ruellia appear in any of the following toxic plant databases: Poisonous Plants of … The Plants Database includes the following 27 species of Ruellia . Mexican-petunia is able to tolerate a wide range of environmental conditions including variations in light, temperature, and moisture. Ruellia malacosperma Greenm. Ruellia simplex should be used to reference the full-sized versions of Mexican petunia, and not the dwarf variety. How Ruellia Tuberosa is effective for various diseases is listed in repertory format. 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. Scotland RW; Vollesen K, 2000. 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. Click below on a thumbnail map or name for species profiles. Instead, plants can be dug up with a shovel, with the aim to remove the entire root mass. It thrives as a marginal water plant and in boggy soils. There is a dwarf variety that is only 1 ft (0.30 m) tall. Ruellia simplex can be grown in either the shade or full sun, and is great for edging or mass plantings. It was introduced to Florida in the 1940s. [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. The wild form has purple flowers, and is native to Mexico, Western South America and the Antilles. But, be warned! 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. [1], Ruellia simplex is native to Mexico, the West Indies, western Bolivia, southwestern Brazil, Paraguay, Uruguay, and northeastern Argentina. There are no known biological control agents for Mexican-petunia. Ruellia brittoniana Leonard Ruellia caerulea Morong Ruellia coerulea Morong, orth. It was introduced to Florida in the 1940s. 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. 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. [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. Water – Use It Wisely Editor’s Note: You will also often find two additional popular Ruellia’s used in the low desert. Accessed: 09-Oct-10. Accessed: 09-Oct-10. Mexican-petunia can also resprout from crowns or rootstocks when cut back or killed back by frost. Facts, Benefits & Uses of Dwarf Bluebell It also does well in average garden soils with even moisture. This plant should be planted in bordered beds to tame their rampant and invasive growth. A drought-tolerant prairie native with delightful lavender-blue petunia-like flowers that bloom from summer to fall. 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." My young plant was as easy to grow and flower as well as the weedier R. simplex. They are … It does not mind full morning sun but benefits from afternoon shade, particularly during the hot summer months. 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. Seeds in well. Noteworthy Characteristics. 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. Ruellia are hardy and half hardy perennial sub shrubs that reach from 30 to 90 cm in height.. 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. 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. Keep reading to learn more about growing ruellia. http://edis.ifas.ufl.edu. It is a versatile plant that tolerates an extremely wide range of growing conditions. Posted by plantladylin (Sebastian, Florida - Zone 10a) on Jan 27, 2017 1:32 PM. Leaf margins are can be smooth or wavy. 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. Veins are prominent on the underside of the leaf. Mexican Petunia (Ruellia simplex) Biology and Management Adrienne M. Smith UF/IFAS Aquatic Weed Control Short Course May 6, 2015. 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. UF Privacy Policy It does not mind full morning sun but benefits from afternoon shade, particularly during the hot summer months. Uses, Benefits, Cures, Side Effects, Nutrients in Ruellia Tuberosa. For more multimedia, look at Ruellia simplex on Wikimedia Commons . Tough plant that takes dry or wet soil. Since then it has naturalized in most counties in Florida, plus in six other southern states, Hawaii, Puerto Rico and the Virgin Islands. Great choice for a height-restricted meadow. Often confused with Ruellia tweediana, but its leaves are a bit shorter and wider. It is important to install appropriate plant material into bare areas in the home-landscape. 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. 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 the area of established wild Mexican-petunia is large, then an herbicide application might be needed. © 2021 University of Florida / IFAS / Center for Aquatic & Invasive Plants Installing appropriate non-invasive or native ornamental species into newly bare ground right away provides sufficient plant competition to hold the space. 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. So far, it seems like an excellent selection for plant borders or areas where a durable source of color is needed. The wild form has purple flowers, and is native to Mexico, Western South America and the Antilles. [3] The genus is named after French botanist Jean Ruel, while the specific name refers to the simple, not compound leaves. List of various diseases cured by Ruellia Tuberosa. Alba (sometimes sold as White Flower Form) produces hundreds of pure white blooms from June through September. If you are planning to apply an herbicide, be aware of and follow all instructions and safety precautions outlined on the package. 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. 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. Names of Ruellia Tuberosa in various languages of the world are also given. 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. So, what is ruellia and can this Mexican native be cultivated in our own home garden landscape? It has become invasive in some of these areas, forming dense, single-species stands of vegetation which threaten native plants. 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. (misapplied) Ruellia tweedianaGriseb. Ruellia simplex in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. There main blooming period is from Spring to summer, but many Ruellia will also … 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 died to the ground with a hard freeze. 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. Google Privacy Policy | Wild Mexican-petunia must be removed completely, both above and belowground, or it will continue to resprout. 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. (Acanthaceae.) Seeds generally have high germination rates, and can germinate in both light and dark conditions. Site Feedback. It has become a widespread invasive plant in Florida, where it was likely introduced as an ornamental before 1933. It is mainly a plant of wet places such as ditches, pond verges, lakesides and marshes, but can survive in drier conditions. 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. I removed my plant when new shoots began to appear a foot from the parent clump. The Mexican petunia (Ruellia brittoniana) is a beautiful addition to a flowering backyard retreat. 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. Adaptable to soil types but prefers a sunny site in a fertile moist to average moist soil. and very easy to grow. Best flowering is in full sun. 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. Mexican-petunia is a perennial in zones 8 to 11 that stands up to 3 feet in height. How to Grow Ruellia Plants Guide to Growing Wild petunia, Common Ruellia, and Fever root. Native Introduced Native and Introduced. Ruellia simplex, the Mexican petunia, Mexican bluebell or Britton's wild petunia, is a species of flowering plant in the family Acanthaceae. Established plants have respectable drought tolerance. Therefore R. simplex has priority and reduces the … Bare ground can quickly become invaded by weeds or different invasive species common to urban areas. 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. Trumpet shaped flowers are metallic blue to purple, with five petals, and 3 in (7.6 cm) wide. The website also provides access to a database and images of plants photos and herbarium specimens found at … Ruellia brittoniana (Mexican Petunia) is a 2–4 foot tall upright spreading perennial. How to Get Rid of Ruellia. Outline Background on Mexican Petunia Experiments to Inform Revegetation Future Research to Refine Management (Herbicide + … Although Ruellia simplex has lovely blooms, due to its invasive tendencies it is not a good plant for Florida gardens. Central Phoenix -- Katie blue Ruellia brittoniana is a very tough plant. 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