How to Grow Convolvulus Plants in your Garden Gardener's HQ Guide to Growing Bindweed, Morning Glory, and Silverbush. Flowers are bell-shaped throughout and highly attractive. This is an easy care ground cover plant, evergreen, drought tolerant and it forms a small shrub or ground cover plant. Common name: convolvulus (not often called by its common name, ‘bindweed’) Botanic name: Convolvulus mauritanicus . How to grow Convolvulus (kon-volvu-lus) From the Latin convolvo, to entwine, as some of the species do (Convolvulaceae). Convolvulus arvensis Bindweed family (Convolvulaceae) Description: This perennial plant is a herbaceous vine that produces stems 2-4' long. Convolvulus sabatius = Moorish bundle. The whole plant is covered with stiff hair, trailing stem, green leaves and hairy-pubescent on both sides. Native to the Mediterranean region, award-winning Convolvulus tricolor 'Blue Ensign' (Dwarf Morning Glory) is a particularly attractive annual or short-lived perennial (USDA zones 9-11). It is native to Africa, temperate and tropical Asia and Europe. Most bindweed varieties are perennials. Its canopy is dense and symmetrical with an irregular outline. Native to the Mediterranean region, Convolvulus sabatius (Bindweed or Ground Morning Glory) is a luscious, trailing, woody-based perennial noted for its endless production of widely funnel-shaped, lavender-blue flowers, 1-2 in. Native to the Mediterranean region, Convolvulus sabatius (Bindweed or Ground Morning Glory) is a luscious, trailing, woody-based perennial noted for its endless production of widely funnel-shaped, lavender-blue flowers, 1-2 in. These may blossom from midsummer to early autumn. Backyard Gardener The twining types work well for covering banks, fences and trellises or in greenhouses, window gardens and summer container gardens. Blue Morning Glory image by Andrew Kazmierski from Fotolia.com. Convolvulus perennials can grow from seeds sprouted indoors in peat pots or planted outdoors after the last frost. Most, annual and perennial varieties will bloom from spring until frost with regular deadheading. Convolvulus; Convolvulus arvensis: Scientific classification It blooms from spring to summer bearing small, sky-blue flowers with a peculiarity: they are quite sensitive to sunlight and they open up their petals reacting to its presence. Convolvulus blu. The name of the genus Convolvulus is a Latin word and means, ... Silverbush plant is a xerophyte perennial, evergreen compact subshrub with spreading shoots and shape round or flattened hemispherical. Convolvulus tedmoorei R.W. (2.5-5.7 cm) long, and alternate. Few species, such as some native of the Canary Islands, are growing as perennial shrubs or may become even small woody trees (e.g. Convolvulus cneorum – Silver Bush. [1] It is a woody-stemmed trailing plant, growing to 20 cm in height. A valuable race of plants both annual and perennial, herbaceous or sub-shrubby. Convolvulus mauritanicus Boiss. They are used by gardeners for covering banks and fences. They produce small seeds that provide food for birds as well as propagate the plant. Native to the Mediterranean region, award-winning Convolvulus tricolor 'Blue Ensign' (Dwarf Morning Glory) is a particularly attractive annual or short-lived perennial (USDA zones 9-11). Color: Deep blue, white, yellow Plant Type: Perennial Fill Weight (grams): 0.375 Grows Best In: Full Sun Days to Germination: 28-35 Days Days To Bloom: 50-80 Days Planting Depth:.25" Seed Spacing: 6" Growing Height: 8-10" Instructions: For early blooms, start indoors 4-6 weeks before transplanting. This site uses Akismet to reduce spam. The alternate leaves are 1-2' long and half as much across. arvensis (with broader leaves) and Convolvulus arvensis var. Or, after all danger of frost has passed, sow in open ground well exposed. Best grown in full sun. Some 200 species of these climbing vines make up the Convolvulus family. Convolvulus clementii, commonly known as desert bindweed, is a trailing perennial plant species, native to inland Australia.Mostly found on flat areas, like dune swales and claypans that are subject to seasonal inundation, in areas of open grassy woodland. Blue Enchantment Convolvulus is a dwarf morning glory known for the color of its flowers -- a stunning deep blue with yellow centers surrounded by white. The flowers have a buttery yellow eye and the foliage remains attractive year round. Trailing species may be provided with support if preferred. Plant Type: Perennial ; Key features: Flowers Attractive to wildlife Also known as Convolvulus mauritanicus, this tender rock bindweed is a native of north Africa and a popular trailing plant for hanging baskets and containers. Convolvulus or Morning Glory are winter hardy to tropical, usually annual or semiperennial (rarely perennial) climbers with trumpet-shaped flowers. Convolvulus Sabatius is a trailing, perennial with green, slender, twining stems and small oval leaves.Produces a profusion of lilac-blue flowers from spring through to autumn.An ideal plant for hanging baskets and retaining walls where its foliage can trail over the edge. Field bindweed is a persistent, perennial vine of the morning-glory family (Convolvulaceae) which spreads by rhizome and seed. Convolvulus arvensis is a perennial vine. Seed leaves (cotyledons) are nearly as broad as long, somewhat rou… Learn how your comment data is processed. Convolvulus perennials can grow from seeds sprouted indoors in peat pots or planted outdoors after the last frost. They also grow from cuttings of young shoots or by spreading roots underground and pushing up stems. They also grow from cuttings of young shoots or by spreading roots underground and pushing up stems. Convolvulus sabatius, or convolvolvolus mauritanicus It is a fairly widespread species because it is particularly suitable for rocky gardens and low borders. These plants like to be planted in full sun, with well drained fertile soils. across (5 cm), with a golden-yellow center ringed in white and surrounded by royal blue petals. Convolvulus mauritanicus is one of those plants that always does a good job. across (2-5 cm), throughout the year in mild winter areas, from early summer to early fall elsewhere. With large trumpet-shaped morning glory-like flowers, bush varieties grow large 3-inch blooms in shades of red, white, blue, rose and other vivid colours. Seedlings emerge from the soil erect and ascending. Small white flowers bloom on bindweed, and though the vine is pretty, it can easily take over your garden. His book, "Going for the Green: An Insider's Guide to Raising Money With Charity Golf," was published in 2008. The flowers are numerous and of … Bindweed varieties like field bindweed and Texas bindweed grow white to pale pink funnel-shaped flowers on thin fuzzy vines. This ornamental plant is usually grown in hanging baskets or containers. Bottom heat is an advantage. Convolvulus sabatius. Varieties of dwarf morning glories are annuals that must be replanted annually, usually indoors and early in the spring. It bears profuse flared trumpets, 2 in. Advertisement. © Copyright 2020 Hardy perennial species cultivated C. althaeo ides, 1-2 feet, pink flowers, summer. It is in flower in July, and the seeds ripen in September. Convolvulus perennials can grow from seeds sprouted indoors in peat pots or planted outdoors after the last frost. It is a weak-stemmed, prostrate plant that can twine and may form dense tangled mats.Stems can grow to 1.5m or longer, and its underground rhizomes may range from 5cm to 2.6m long. Field bindweed, a perennial broadleaf, is considered one of the most problematic weeds in agricultural fields throughout temperate regions worldwide. Shrub-like species suit well as container plants. Prefers moist well drained soil, but will tolerate a wide variety of soil types. The leaves are spirally arranged, and the flowers trumpet-shaped, mostly white or pink, but blue, violet, purple, or yellow in some species. A Feared Weed. They grow mostly wild, but some are cultivated. Ground Morning Glory: USDA Zone: 7-9: Plant number: 1.160.500 (= C. mauritanicus) Very popular, and widely grown in California, this beautiful low groundcover is also worth trying in other regions. C. arvensis has deep, spreading roots and rhizomes. Many gardeners consider them to be problem weeds. Bindweed can spread as groundcover or grow vertically along fences or buildings. They are annual or perennial herbaceous vines, bines and (a few species of) woody shrubs, growing to 0.3–3 m tall. Convolvulus sabatius is a perennial plant species, native to Italy and North Africa, and often seen in cultivation. Commonly known as Ground Morning Glory or Silver Bush, Convolvulus (Convolvulus spp.) Identification Bindweed is a perennial vining plant that snakes its way across the ground and over fences, … This bindweed is a hemicryptophyte scapose plant reaching on average 20–50 centimetres (7.9–19.7 in) in height. A valuable race of plants both annual and perennial, herbaceous or sub-shrubby. Flowers are bell-shaped throughout and highly attractive. Ranunculus (Ranunculus asiaticus) are prized for their heavily ruffled flowers. It’s also suitable for growing over walls and in rock gardens, where the stems could bake on the stones and root wherever they touched the soil. Convolvulus mauritanicus - ground morning gloryAPPEARANCE: Trailing ground cover, perennial with lavender flowers spring to autumn. Plants form a low, trailing mat of round green leaves, bearing a long display of funnel-shaped lavender to violet-blue flowers. Home » Flower » Annual&Perennial. Convolvulus sabatius (Ground Morning Glory) - A trailing groundcover with a woody base and herbaceous stems that rarely reaches up to 1 foot tall and usually hugs the ground and spreads 3 feet in diameter or better with soft green rounded 1 1/2 inch long leaves. Or, after all danger of frost has passed, sow in open ground well exposed. There are two varieties: . It has thin stems with small leaves. It is hardy, attractive, humble and very giving. Whether cultivated or wild, most perennial varieties of Convolvulus flower throughout the summer months. This genus includes about 250 species. C. incanus, 6 inches, trailing, silvery leaves, bluish-white flowers, summer. The leaves are alternate and arrowhead in shape but they can sometimes look almost oval. linearifolius. USDA Natural Resources Conservation Service: Field Bindweed, USDA Natural Resources Conservation Service: Texas Bindweed. The stems are usually glabrous, but are sometimes hairy where new growth occurs. The twining types work well for covering banks, fences and trellises or in greenhouses, window gardens and summer container gardens. Bilberry convolvulus bicuspidatus = convolvulus fischerianus Plants from the Convolvulus genus are hardy annual or hardy perennial vines.. In my garden it drapes itself over the edge of a low wooden retaining wall by the house patio. Convolvulus species do produce lovely blue, violet, purple or yellow flowers and attract butterflies, but to be fair, they do have a tendency to climb fences, and can quickly overwhelm formal plantings. How to Grow Convolvulus Plants in your Garden Gardener's HQ Guide to Growing Bindweed, Morning Glory, and Silverbush. Convolvulus sabatius (blue rock bindweed) is an easy to grow trailing perennial. Ground morning glory (Convolvulus sabatius) is a perennial in USDA zones 7 through 9 and can tolerate subfreezing temperatures for short times. The Free Encyclopedia. Color: Deep blue, white, yellow Plant Type: Perennial Fill Weight (grams): 0.375 Grows Best In: Full Sun Days to Germination: 28-35 Days Days To Bloom: 50-80 Days Planting Depth:.25" Seed Spacing: 6" Growing Height: 8-10" Instructions: For early blooms, start indoors 4-6 weeks before transplanting. Many gardeners consider them to be problem weeds. Verbena is generally referred to as long blooming. 2. Convolvulus arvensis (field bindweed) is a species of bindweed that is rhizomatous and is in the morning glory family (Convolvulaceae), native to Europe and Asia.It is a climbing or creeping herbaceous perennial plant growing to 0.5–2 m high. Required fields are marked *. Plant details. During the warmer months it’s covered in masses of lilac trumpet shaped flowers. arvensis.Leaves broader. A herbaceous, evergreen, rhizomatous, perennial plant, with a creeping habit and a good rustic character. It has simple, alternate, lanceolate leaves, coarsely hairy on both sides. across (2-5 cm), throughout the year in mild winter areas, from early summer to early fall elsewhere. This perennial, creeping plant is particularly suited for wall covers. It is a woody-stemmed trailing perennial plant , growing to 20 cm (8 in) in height. Convolvulus arvensis (field bindweed) is a species of bindweed that is rhizomatous and is in the morning glory family (Convolvulaceae), native to Europe and Asia.It is a climbing or creeping herbaceous perennial plant growing to 0.5–2 m high. Convolvulus sabatius, or convolvolvolus mauritanicus. Description: Trailing perennial with small, oval leaves and soft, slender stems. It is popularly known as bindweed or cahiruela, and it can reach a maximum height of two meters. Convolvulus arvensis var. Annual varieties must be regrown each year from seeds, usually propagated indoors, early in the spring in order to get a full season of blossoms. The Convolvulus arvensis or bindweed is a very beautiful and hardy herbaceous plant, ... Our protagonist is a herbaceous perennial and climbing plant native to Europe and Asia whose scientific name is Convolvulus arvensis. I love its delicate blue flowers. There are two varieties: . The extensive roots can measure 6.6m long and penetrate deeply into the soil. Convolvulus is a feared name in garden circles. Propagation of hardier kinds is by seed sown out of doors in spring. Your email address will not be published. Another method is by division, where the gardener separates the clusters of shoots and stems at the base of a fully mature plant and replanting them. The leaves are alternate on the stem, triangular to arrowhead-shaped with smooth margins, and vary from 2-5 cm in length. A great choice for hanging baskets, spilling over retaining walls or as a ground cover. C.mauritanicus) is a trailing perennial plant. A herbaceous, evergreen, rhizomatous, perennial plant, with a creeping habit and a good rustic character. Convolvulus arvensis var. Johnson is described by R.W. Convolvulus plants represent a genus of flowering plants commonly called bindweed or morning glory. A sunny, sheltered rock garden is especially suitable for C. cneorum, C. mauritanicus and d other Convolvulus tedmoorei R.W. My book of perennials says it has slender stems that may twine around twigs. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, flies. Convolvulus arvensis var. • Proudly Powered by WordPress. are hardy perennial plants that have various uses in the garden.Not only are they great for pots or hanging baskets with their tolerance to winds, hot conditions and some water stress, they are also perfect to grow on sloping lands, to hang over retaining walls or to just add a bit of colour to the garden. Plants from the Convolvulus genus are hardy annual or hardy perennial vines.. The perennial blue-flowering Convolvulus I grow is a humble little plant - it spreads in a refined manner, and flowers from spring right through into autumn. Convolvulus penicillatus A.Rich. So how long does verbena last? Color: Deep blue, white, yellow Plant Type: Perennial Fill Weight (grams): 0.375 Grows Best In: Full Sun Days to Germination: 28-35 Days Days To Bloom: 50-80 Days Planting Depth:.25" Seed Spacing: 6" Growing Height: 8-10" Instructions: For early blooms, start indoors 4-6 weeks before transplanting. During the flowering period, the entire plant is literally lost under the crowd of flowers. Foliage Leaves are round to arrow-shaped, 1-2.25 in. Convolvulus penicellatus A.Rich. It has thin stems with small leaves. Additional information. Common Name: Illustration of the flowering plant Photograph by: Edwards’s Botanical Register, vol. The length of the stems is about half a meter, they are covered with delicate leaf plates of greenish-gray color. Tom King published his first paid story in 1976. It is weak-stemmed and prostrate. Flowers are small (.5-1 inch) and trumpet shaped, with 5 fused petals and can be pink to white in color. Field bindweed is troublesome in many crops, but particularly difficult in potatoes, beans, and cereals. Strike cuttings of C. cneorum and C. mauritanicus in sandy soil in a frame in July and August. Prefers free draining soil rich in organic matter. Convolvulus sabatius (Ground Morning Glory) - A trailing groundcover with a woody base and herbaceous stems that rarely reaches up to 1 foot tall and usually hugs the ground and spreads 3 feet in diameter or better with soft green rounded 1 1/2 inch long leaves. C. mauritanicus, trailing, with blue flowers, summer, hardy in warm places, otherwise a fine plant for a greenhouse hanging basket. across (5 cm), with a golden-yellow center ringed in white and surrounded by royal blue petals. It blooms between May and July and produces tender blue-purple flowers that close when it is cloudy or in the evening. it is a plant that thrives in the ground as well as in a pot on the edge of a terrace. He received gold awards for screenwriting at the 1994 Worldfest Charleston and 1995 Worldfest Houston International Film Festivals. In frost-free gardens it’s perennial and semi-evergreen, albeit short-lived. A great choice for hanging baskets, spilling over retaining walls or as a ground cover. Contents. The genus name, which means "wound together," is reflective of some species' habit of binding themselves to other plants or landscape features. Cultivation These convolvulus can be grown in beds and borders and appreciate good soil and sun. Convolvulus scammonia is a PERENNIAL growing to 0.8 m (2ft 7in). It is hardy to zone (UK) 7. Hardy perennials, bindweed varieties grow wild, blossoming in midsummer for about eight weeks. Planting convolvulus: It is recommended that perennial convolvulus be planted in the spring or fall. I've seen Convolvulus sabatius used a lot in hanging baskets in my garden magazines. Viola arvensis shared 75.50%, while perennial dicots such as Convolvulus arvensis L., Cirsium arvense, and Rubus caesius shared 24.50%. Its canopy is dense and symmetrical with an irregular outline. Perennial verbenas are heat tolerant and drought tolerant once established. Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Variety or Cultivar 'Blue Flash' _ 'Blue Flash' is a bushy, upright then spreading annual or deciduous, short-lived perennial with ovate to lance-shaped, dark green leaves and, in summer, large, funnel-shaped, deep violet-blue flowers, marked yellow and white at the throats. The name of the genus Convolvulus is a Latin word and means, ... Silverbush plant is a xerophyte perennial, evergreen compact subshrub with spreading shoots and shape round or flattened hemispherical. Flowers are bell-shaped throughout and highly attractive. Convolvulus Last updated March 21, 2019. Prefers free draining soil rich in organic matter. Copyright 2020 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Bindweed varieties like field bindweed and Texas bindweed grow white to pale pink funnel-shaped flowers on thin fuzzy vines. linearifolius. The exceptions are those that propagate by growing extensive underground root systems. This characteristic is best observed in the evening and even on cloudy days. [3] It has slightly hairy leaves and light blue to violet flowers, often with a lighter centre, which are 2.5–5 cm (1–2 in) in diameter. Field bindweed (Convolvulus arvensis) is a deep-rooted, vine-like and perennial plant from the Morning-glory family. Convolvulus quinqueflorus Vahl. Varieties of dwarf morning glories are annuals that must be replanted annually, usually indoors and early in the spring. Save my name, email, and website in this browser for the next time I comment. During the warmer months it’s covered in masses of lilac trumpet shaped flowers. Plant Type: Perennial ; Key features: Flowers ... Also known as Convolvulus mauritanicus, this tender rock bindweed is a native of north Africa and a popular trailing plant for hanging baskets and containers. Another method is by division, where the gardener separates the clusters of shoots and stems at the base of a fully mature plant and replanting them. The bush type Convolvulus grow about 14 inches tall and a foot across. Bindweed: Care For Garden Plant And Control From Field Bindweed. Or, after all danger of frost has passed, sow in open ground well exposed. It's easy to trim it back when it gets too adventurous. Convolvulus mauritanicus - ground morning gloryAPPEARANCE: Trailing ground cover, perennial with lavender flowers spring to autumn. Bindweed, also known as Wild Morning Glory, is a perennial vine that can be tough to remove. The stems of this plant sprawl along the ground or wrap around objects and they can reach up to 6.5 feet in length. it is a plant that thrives in the ground as well as in a pot on the edge of a … The flowers have a buttery yellow eye and the foliage remains attractive year round. Description. Convolvulus sabatius (syn. Floweri… Convolvulus This is a perennial, shrubs which can be annuals as well. The plant is self-fertile. Establishes quickly and won't take over the garden.USE IN: Cottage style gardens, rockeries and hanging baskets.LOCATION: Plant in full sun to maximise flowering. Convolvulus cantabrica, common name Cantabrican morning glory or dwarf morning glory, is a herbaceous perennial plant belonging to the genus Convolvulus of the family Convolvulaceae. Stems twine and can grow to 5 ft. (1.5 m) or longer. Your email address will not be published. This is an easy care ground cover plant, evergreen, drought tolerant and it forms a small shrub or ground cover plant. Their characteristic feature is the shape of the flower. It is a fairly widespread species because it is particularly suitable for rocky gardens and low borders. C.mauritanicus) is a trailing perennial plant. Convolvulus sabatius (syn. Field bindweed (Convolvulus arvensis L.) is a persistent, perennial weed species that infests a variety of temperate habitats around the globe.To evaluate the efficacy of general management approaches and impacts on crop yield and to identify research gaps, we conducted a series of meta-analyses using published studies focusing on C. arvensis management in annual cropping and perennial … Convolvulus prefer full sun and some varieties only bloom in direct sunlight. dwarf and trailing species. Convolvulus floridus). Blue Enchantment Convolvulus is a dwarf morning glory known for the color of its flowers -- a stunning deep blue with yellow centers surrounded by white. Convolvulus Convolvulus. Annual varieties of Convolvulus flower from midsummer to late autumn. It bears profuse flared trumpets, 2 in. linearfolius (with narrower leaves). The … Convolvulus sabatius information & care. C. With large trumpet-shaped morning glory-like flowers, bush varieties grow large 3-inch blooms in shades of red, white, blue, rose and other vivid colours. C. tenuissimus, 6 inches, silvery-grey leaves, bright pink flowers, late summer. They have heart shaped leaves, some varieties flower but for one day, with trumpet flowers (can be blue, white, pink or purple). Convolvulus cneorum – Silver Bush. Garden bindweed is a representative of the genus Convolvulus of the family Bindweed. These grow’s to about 5 to 75 cm ( 2 to 30 inches ) in height, depending on what type is grown. Convolvulus arvensis var. Some 200 species of these climbing vines make up the Convolvulus family. • Designed by MotoPress How to grow Convolvulus (kon-volvu-lus) From the Latin convolvo, to entwine, as some of the species do (Convolvulaceae). Plants for impoverished dry sites are always welcome, and the dwarf morning glory, Convolvulus tricolor, is a popular and reliable choice. Short title for running footer: Management of C. arvensis A Meta-Analysis of Field Bindweed (Convolvulus arvensis) Management in Annual and Perennial Systems Stacy 2Davis1*, Jane Mangold , Fabian Menalled3, Noelle Orloff4, Zach Miller5, and Erik Lehnhoff6 Field bindweed (Convolvulus arvensis L.) is a persistent, perennial weed species that infests a Convolvulus althaeoides is a perennial plant of the family of Convolvulaceae, native of the Mediterranean basin. Convolvulus schweinfurthii Engl. King holds a Bachelor of Arts in communications from Southwestern Adventist College. Hardy perennial species cultivated C. althaeo ides, 1-2 feet, pink flowers, summer. They grow mostly wild, but some are cultivated. From the Latin convolvo, to entwine, as some of the species do (Convolvulaceae). Convolvulus plants represent a genus of flowering plants commonly called bindweed or morning glory. Hardy perennial species cultivated C. althaeo ides, 1-2 feet, pink flowers, summer. Field bindweed (Convolvulus arvensis L.) is a perennial weed with an extensive root and rhizome system, slender twining or trailing stems which often form dense tangled mats, and white or pink trumpet-shaped flowers . There are two forms of the plant: Convolvulus arvensis var. A valuable race of plants both annual and perennial, herbaceous or sub-shrubby. C. cantabrica, 1 foot, pink flowers, mid to late summer. arvensis.Leaves broader. [2] It has slightly hairy leaves and light blue to violet flowers, often with a lighter centre, which are 2.5 to 5 cm in diameter. C. cneorum, 1-2 feet, silvery leaves, pinkish-white flowers, summer, sub-shrubby, a little tender. They do well in xeriscape gardens. The company with over 20 years experience of delivering best consulting services for personal and business needs. With silvery green foliage and white flowers, Convolvulus cneorum lives up to its common name of Silver Bush. Good in poor soils as well as fertile soils. Convolvulus is a genus of flowering plants composed of about 250 species.Convolvulus species can be upright, crawling, or climbing plants, and either annuals or perennials. They have heart shaped leaves, some varieties flower but for … C. How To Prepare Your Raised Garden Beds For Winter, Best Landscaping Styles to Consider for your Landscape Renovation – Projects. Planting convolvulus: It is recommended that perennial convolvulus be planted in the spring or fall. Dimensions : 1 × 0.2 m: Suitable For Pots: Yes. Field bindweed, or Convolvulus arvensis, or Possession vine herbaceous perennial plant with fully open blooming white flower, growing surrounded with green leaves on a pile of sand - Acheter cette photo libre de droit et découvrir des images similaires sur Adobe Stock As for sowing, choose a sunny spot; Make sure the soil is very well drained and therefore does not retain water; Water lightly after planting then decrease as you go ; Caring for convolvulus. Is Ranunculus a Perennial or an Annual?. Best grown in full sun. It is abundant throughout California and grows up to an elevation of about 5000 feet (1500 m). Cultivated Convolvulus vines may be either annuals or perennials depending on the species. Establishes quickly and won't take over the garden.USE IN: Cottage style gardens, rockeries and hanging baskets.LOCATION: Plant in full sun to maximise flowering. Melissa June 15, 2019 0. Cultivated Convolvulus vines may be either annuals or perennials depending on the species. Johnson (family Convolvulaceae) was described in 2001 following a revision of the genus. As a rule, the flowers in this species have a pale lilac color. With silvery green foliage and white flowers, Convolvulus cneorum lives up to its common name of Silver Bush.