{"product_id":"clematis-rouge-cardinal-d9cm-h35cm","title":"Clematis 'Rouge Cardinal' (Deep red clematis) — H35 cm | Pot Ø9 cm","description":"\u003csection id=\"clematis-rouge-cardinal\" class=\"product-content verdeia-product\"\u003e\u003cheader class=\"product-intro\"\u003e\u003cp class=\"product-highlights\"\u003e🔴 Large deep red flowers of 10 to 16 cm • 📅 Flowers from July to September • ✂️ Simple pruning in February • ☀️ Full sun, roots in the shade • ❄️ Hardy down to –20 °C • 📏 H35 cm | Pot Ø9 cm\u003c\/p\u003e\n\u003cp class=\"product-description-lead\"\u003e\u003cstrong\u003eClematis 'Rouge Cardinal'\u003c\/strong\u003e is a deciduous climber from the group of late large-flowered clematis. From July to September it is covered in deep, velvety red flowers of 10 to 16 cm, lit up in the centre by cream filaments; as they age, their red turns towards purple. It is a variety selected in France, by A. Girault in 1968.\u003c\/p\u003e\n\u003cp class=\"product-description-lead\"\u003eDelivered as a young 35 cm plant in a 9 cm pot, it climbs up to 3 m by clinging with its leaf stalks to a trellis, taut wires or a pergola. It flowers on the current year's shoots, which makes it one of the simplest \u003ca href=\"\/en\/collections\/grimpantes-couvre-sol\"\u003eclimbing plants\u003c\/a\u003e to prune: a single cut-back in February is enough.\u003c\/p\u003e\u003c\/header\u003e\u003csection aria-labelledby=\"gamme-title\" id=\"gamme-clematis\" class=\"product-section\"\u003e\u003ch2 id=\"gamme-title\"\u003eWhich clematis should you choose?\u003c\/h2\u003e\n\u003cp\u003eThe \u003ca href=\"\/en\/collections\/clematis\"\u003eClematis\u003c\/a\u003e in the catalogue differ in flower colour, flowering period and size. Here is how 'Rouge Cardinal' compares with the red varieties and its neighbours from the same group:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClematis 'Rouge Cardinal'\u003c\/strong\u003e (this plant) — large deep red flowers of 10 to 16 cm, from July to September, hard pruning in February, up to 3 m. The choice for a velvety red in midsummer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/en\/products\/clematis-niobe-clematite-rouge-a-grandes-fleurs-o15cm-65cm\"\u003eClematis 'Niobe'\u003c\/a\u003e\u003c\/strong\u003e — large ruby red flowers, earlier and repeat flowering. The choice for a deep red from spring onwards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/en\/products\/clematis-nubia-clematite-rouge-remontante-d15cm-65cm\"\u003eClematis 'Nubia'\u003c\/a\u003e\u003c\/strong\u003e — purple-red flowers from June to September on a compact habit of 1.2 to 1.5 m. The choice for a red in a pot on a small balcony.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/en\/products\/clematis-jackmanii-clematite-violette-d15cm-65cm\"\u003eClematis 'Jackmanii'\u003c\/a\u003e\u003c\/strong\u003e — large purple-violet flowers from July to September. The choice for a violet in the same season.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe catalogue also includes white, pink, blue and evergreen clematis.\u003c\/p\u003e\u003c\/section\u003e\u003csection aria-labelledby=\"exposition-title\" id=\"exposition-emplacement\" class=\"product-section\"\u003e\u003ch2 id=\"exposition-title\"\u003eExposure \u0026amp; placement\u003c\/h2\u003e\n\u003cp\u003e'Rouge Cardinal' follows the clematis rule: head in the sun, feet in the shade. Its stems flower best in full sun, while its roots need soil that stays cool. The \u003ca href=\"\/en\/blogs\/conseils\/plantes-balcon-plein-soleil-guide\"\u003efull-sun balcony plants\u003c\/a\u003e bring together other species for this type of spot.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure:\u003c\/strong\u003e full sun for the stems and flowers, base shaded by mulch, a flat stone or a low plant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e trellis, taut wires, wire mesh, arch or pergola, installed before planting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil:\u003c\/strong\u003e fertile, cool and well-drained; the \u003ca href=\"\/en\/blogs\/conseils\/comprendre-substrats-terreau-billes-argile-perlite\"\u003esubstrates\u003c\/a\u003e detail the right mixes for pots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn a pot:\u003c\/strong\u003e large, deep container, with a support fixed inside it or against a wall.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"micro-tip\"\u003eHardy down to –20 °C, it spends the winter outdoors; its deciduous foliage drops in autumn and grows back in spring.\u003c\/p\u003e\u003c\/section\u003e\u003csection aria-labelledby=\"arrosage-title\" id=\"arrosage-entretien\" class=\"product-section\"\u003e\u003ch2 id=\"arrosage-title\"\u003eWatering \u0026amp; care\u003c\/h2\u003e\n\u003cp\u003eIt flowers on the current year's shoots: pruning at the end of winter removes no flowers, on the contrary, it prepares the summer flowering. Water as soon as the soil surface dries out, checking with the \u003ca href=\"\/en\/blogs\/conseils\/test-du-doigt-la-methode-infaillible-pour-savoir-quand-arroser-vos-plantes\"\u003efinger test\u003c\/a\u003e, especially in the first year and in a pot.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatering:\u003c\/strong\u003e regular, to keep the soil cool without waterlogging it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePruning:\u003c\/strong\u003e in February, cut all the stems back to about 30 cm above the ground, just above a pair of buds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFertiliser:\u003c\/strong\u003e a fertiliser for flowering plants in spring, when growth starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulching:\u003c\/strong\u003e a thick layer at the base keeps the roots cool and reduces watering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"micro-tip\"\u003eFoliage that turns yellow in summer is most often caused by soil that is too dry or too hot at the base; \u003ca href=\"\/en\/blogs\/conseils\/feuilles-jaunes-5-causes-et-solutions\"\u003eyellow leaves\u003c\/a\u003e have other possible causes worth checking.\u003c\/p\u003e\u003c\/section\u003e\u003csection aria-labelledby=\"deco-title\" id=\"associations-deco\" class=\"product-section\"\u003e\u003ch2 id=\"deco-title\"\u003eDecor ideas \u0026amp; plant combinations\u003c\/h2\u003e\n\u003cp\u003eIts deep, velvety red can be seen from afar against a light-coloured wall, a wooden fence or a pergola. More ideas for dressing a railing are gathered in the \u003ca href=\"\/en\/blogs\/conseils\/plantes-grimpantes-balcon-pot\"\u003eclimbing plants for balconies\u003c\/a\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed and pink:\u003c\/strong\u003e pair it with the \u003ca href=\"\/en\/products\/rosa-crazy-in-love-pink-rosier-grimpant-rose-d15cm-65cm\"\u003eCrazy in Love 'Pink' rose\u003c\/a\u003e on the same pergola; the bright pink of the rose softens the deep red of the clematis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed and cream:\u003c\/strong\u003e pair it with the \u003ca href=\"\/en\/products\/rosa-crazy-in-love-vanilla-creme-roos-d15cm-65cm\"\u003eCrazy in Love 'Vanilla' rose\u003c\/a\u003e; its cream flowers echo the colour of the filaments at the heart of the clematis and brighten the dark red.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvergreen backdrop:\u003c\/strong\u003e place it in front of a \u003ca href=\"\/en\/products\/trachelospermum-star-df-venice-jasmin-etoile-blanc-d15cm-65cm\"\u003eTrachelospermum 'Star of Venice'\u003c\/a\u003e; its glossy green foliage keeps the support covered in winter, when the clematis stems are cut back.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn a pot on the terrace:\u003c\/strong\u003e the \u003ca href=\"\/en\/products\/pot-elho-greenville-round-blanc\"\u003eElho Greenville Round pot in white\u003c\/a\u003e makes the deep red stand out by contrast and stays bright in winter, when the clematis is pruned.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection aria-labelledby=\"tips-title\" id=\"tips\" class=\"product-section\"\u003e\u003ch2 id=\"tips-title\"\u003eVerdeia tips\u003c\/h2\u003e\n\u003cul class=\"verdeia-tips\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant deeper:\u003c\/strong\u003e bury the root ball 5 to 10 cm lower than in its original pot; the buried buds will shoot again from the ground if a stem breaks or dries out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuide the young stems:\u003c\/strong\u003e in spring, tie the new shoots to the support, spreading them out in a fan, for flowering spread over the whole surface rather than concentrated at the top.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShade the base:\u003c\/strong\u003e lay mulch, a flat stone or a small perennial in front of the base; cool roots give longer flowering in midsummer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection aria-labelledby=\"caract-title\" id=\"caracteristiques\" class=\"product-section\"\u003e\u003ch2 id=\"caract-title\"\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul class=\"tech-details\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical name:\u003c\/strong\u003e \u003cem\u003eClematis\u003c\/em\u003e 'Rouge Cardinal'\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon name:\u003c\/strong\u003e clematis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e French selection (A. Girault, 1968)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e late large-flowered clematis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions on delivery:\u003c\/strong\u003e H35 cm | Pot Ø9 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMature size:\u003c\/strong\u003e up to 3 m high with support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure:\u003c\/strong\u003e full sun, roots in the shade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatering:\u003c\/strong\u003e regular, soil kept cool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlowering:\u003c\/strong\u003e July to September\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlower colour:\u003c\/strong\u003e deep, velvety red, cream filaments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlower diameter:\u003c\/strong\u003e 10 to 16 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoliage:\u003c\/strong\u003e deciduous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardiness:\u003c\/strong\u003e down to –20 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePruning group:\u003c\/strong\u003e group 3, cut back in February\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToxicity to animals:\u003c\/strong\u003e mildly toxic, sap irritating to the skin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDecorative style:\u003c\/strong\u003e Boho\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"micro-tip\"\u003eEach plant is unique: flower size, the intensity of the red and the vigour of the stems vary naturally depending on exposure, soil and the age of the plant.\u003c\/p\u003e\u003c\/section\u003e\u003c\/section\u003e\n","brand":"Everspring","offers":[{"title":"Default Title","offer_id":57462884008201,"sku":"61934","price":27.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0938\/1006\/5673\/files\/clematis-rouge-cardinal-clematite-rouge-profond-h35-cm-pot-oe9-cm-verdeia-9258625.png?v=1794444319","url":"https:\/\/verdeia.eu\/en\/products\/clematis-rouge-cardinal-deep-red-clematis-d9cm-h35cm","provider":"Verdeia","version":"1.0","type":"link"}