{"title":"Bistorta","description":"\u003cp\u003e\u003cstrong\u003eFamily Polygonaceae\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eBistorta\u003c\/em\u003e — Bistort or Knotweed — is a long-lived, rhizomatous perennial native to Europe and Asia, formerly classified as \u003cem\u003ePersicaria\u003c\/em\u003e and still widely sold under that name. Slender, tapering spikes of small pink or white flowers are held on erect stems over a long season, and are highly attractive to pollinators.\u003c\/p\u003e\n\u003cp\u003eAdaptable and easy to grow, Bistorta thrives in any moist, fertile soil enriched with organic matter, in full sun or partial shade. Tolerant of heavier soils and reliably hardy, it spreads steadily to form weed-suppressing ground cover and is easy to control.\u003c\/p\u003e\n\u003cp\u003eWell suited to cottage gardens, waterside plantings, and the wilder edges of a border. Combines beautifully with \u003cem\u003eGeranium\u003c\/em\u003e, \u003cem\u003eAstrantia\u003c\/em\u003e, other \u003cem\u003eBistorta\u003c\/em\u003e, and moisture-loving \u003cem\u003eIris\u003c\/em\u003e.\u003c\/p\u003e","products":[{"product_id":"bistorta-amplexicaulis-js-calientepbr","title":"Bistorta amplexicaulis ‘JS Caliente’ PBR","description":"\u003cp\u003eFiery red flower spikes rise in midsummer just above the bright green foliage, appearing in remarkable numbers and creating a vivid, concentrated mass of colour that lasts well into autumn. The large, pointed leaves develop dramatic burgundy-purple mottling and red margins as the season progresses — a second season of interest that sets ‘JS Caliente’ apart from most other Bistortas.\u003c\/p\u003e\n\u003cp\u003eBred by Jan Spruyt in Belgium, this cultivar has a naturally uniform, compact habit that makes it particularly well suited to group planting. It thrives in sun or partial shade with moisture-retentive soil — ideal alongside streams, ponds and in boggy situations. A perfect choice for hot-coloured borders, or for lifting a shaded area with a burst of vivid colour.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘JS Caliente’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 90cm × 70cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":52922093306198,"sku":"104551","price":9.5,"currency_code":"GBP","in_stock":false},{"title":"3 Litre","offer_id":54315318804822,"sku":null,"price":14.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/20161029-Bistorta_amplexicaulis_JS_Caliente_PBR-1-2.webp?v=1786279260"},{"product_id":"bistorta-officinalis-superba","title":"Bistorta officinalis 'Superba'","description":"\u003cp\u003eDense, fat spikes of soft lilac-pink flowers rise above strongly veined, finely pointed oval leaves from summer through to autumn — a long-lasting and free-flowering display that is a magnet for pollinators. ‘Superba’ is a vigorous, clump-forming perennial and one of the finest selections of \u003cem\u003eBistorta officinalis\u003c\/em\u003e, a species native to Great Britain and widely distributed across Europe and Asia.\u003c\/p\u003e\n\u003cp\u003eIt thrives in moisture-retentive soil in sun or partial shade — ideal for waterside planting, bog gardens, pond edges and stream sides. It spreads more readily in sunny situations and less so in dry shade, but remains well-behaved enough for smaller gardens and the front of a border. Remove faded flower spikes to keep the plant tidy. \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria bistorta ‘Superba’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 95cm × 75cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":55324626059606,"sku":null,"price":9.5,"currency_code":"GBP","in_stock":true},{"title":"3 Litre","offer_id":52922093437270,"sku":"104557","price":14.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/20260321-Bistorta_officinalis_Superba.webp?v=1786277394"},{"product_id":"bistorta-pink-elephant","title":"Bistorta 'Pink Elephant'","description":"\u003cp\u003e\u003cem\u003eBistorta\u003c\/em\u003e ‘Pink Elephant’ produces long, slender spikes of rosy-pink flowers that arch and bend like a wavy trunk, rising above distinctive dagger-like, dark green semi-evergreen foliage from midsummer into autumn. A compact, vigorous perennial, it is a smaller form of \u003cem\u003eBistorta\u003c\/em\u003e with considerable presence in the border.\u003c\/p\u003e\n\u003cp\u003eVigorous without being invasive, it suits the front of a border, smaller gardens, or containers in a lightly shaded spot. It thrives in moist soil in sun or partial shade but will cope with slightly drier conditions once established. Particularly effective planted in large groups, it combines well with ornamental grasses such as \u003cem\u003eMolinia\u003c\/em\u003e or purple-leaved \u003cem\u003eActaea\u003c\/em\u003e, and its flowers are highly attractive to bees.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria\u003c\/em\u003e ‘Pink Elephant’\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 65cm × 60cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":52922103267670,"sku":"104559","price":9.5,"currency_code":"GBP","in_stock":true}]},{"product_id":"bistorta-amplexicaulis-orange-field-orangofield-pbr","title":"Bistorta amplexicaulis Orange Field (‘Orangofield’ PBR)","description":"\u003cp\u003e‘Orange Field’ is well named for its unusual flower hue. From late summer deep into autumn, tall slender spikes of salmon-pink to orange flowers dance in the breeze above slender, mid-green foliage — a long-lasting and free-flowering display that adds wonderful movement to a border or damp garden area.\u003c\/p\u003e\n\u003cp\u003eBred by Chris Ghyselen in Belgium, ‘Orange Field’ (‘Orangofield’ PBR) is unashamedly informal and naturalistic in habit — a stunning choice for a wildlife garden, where it will attract bees, butterflies and other pollinators in numbers. It thrives in moisture-retentive soil in full sun or partial shade, making it ideal for a bog garden, water meadow or the edge of a pond or stream. A reliable performer on heavy clay, it can even tolerate the soil partially drying out in summer. For a cool theme combine with whites and pale pinks; for something bolder, try purples and reds.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘Orangofield’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 125cm × 100cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"3 Litre","offer_id":52922103365974,"sku":"104552","price":14.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/20240819-Bistorta_amplexicaulis_Orange_Field_Orangofield_PBR.webp?v=1786274884"},{"product_id":"bistorta-amplexicaulis-blackfield-pbr","title":"Bistorta amplexicaulis 'Blackfield' PBR","description":"\u003cp\u003e‘Blackfield’ is a particularly striking cultivar, its deep red bottlebrush flowers dancing in the breeze on willowy stems from midsummer deep into autumn. The near heart-shaped, dark green leaves clasp the stems — a characteristic reflected in the species name \u003cem\u003eamplexicaulis\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eBred by Chris Ghyselen in Belgium and introduced in 2005, ‘Blackfield’ is a more compact form than most \u003cem\u003eamplexicaulis\u003c\/em\u003e cultivars. It thrives in sun or partial shade with fertile, moisture-retentive soil — ideal alongside streams, ponds and in boggy situations, where it will slowly spread. Its naturalistic good looks suit moist meadow, prairie and informal cottage garden schemes. Build on its depth of colour by combining with purples, oranges and pinks, or pair with \u003cem\u003eSuccisa pratensis\u003c\/em\u003e for a striking contrast of flower form. Pollinators love it.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘Blackfield’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 90cm × 50cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":53048417550678,"sku":null,"price":9.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/20260328-Bistorta_amplexicaulis_Blackfield_PBR-1.webp?v=1786272450"},{"product_id":"bistorta-amplexicaulis-alba","title":"Bistorta amplexicaulis 'Alba'","description":"\u003cp\u003eA clump-forming perennial bearing spires of pure white flowers from midsummer into autumn, rising from a base of mid-green, oval pointed leaves.\u003c\/p\u003e\n\u003cp\u003eAn ideal plant alongside streams, ponds and in boggy situations, it thrives in moisture-retentive soils in full sun or partial shade. Invaluable for late-season interest, its white spires light up damp borders long after many perennials have faded. Cut the stems back once flowering has finished.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘Alba’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 150cm × 60cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":53986734276950,"sku":null,"price":9.5,"currency_code":"GBP","in_stock":false},{"title":"3 Litre","offer_id":53048423612758,"sku":null,"price":14.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/20260322-Bistorta_amplexicaulis_Alba.webp?v=1786271458"},{"product_id":"bistorta-affinis-superba","title":"Bistorta affinis 'Superba'","description":"\u003cp\u003eErect spikes of pale pink flowers deepen to rich crimson as they mature, creating a two-tone display above a spreading mat of dark green, elliptic leaves from summer into autumn. The foliage takes on excellent colour as the season progresses, giving ‘Superba’ genuine multi-season interest.\u003c\/p\u003e\n\u003cp\u003eA semi-evergreen perennial, \u003cem\u003eBistorta affinis\u003c\/em\u003e is a low-growing species from the Himalayas, well suited to ground cover beneath trees and shrubs, edging borders and walkways, or softening the front of a border. It thrives in any moist soil — including heavy clay — in full sun or partial shade.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria affinis ‘Superba’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 20cm × 45cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":53115204960598,"sku":null,"price":9.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/20160701-Bistorta_affinis_Superba.webp?v=1786280641"},{"product_id":"bistorta-amplexicaulis-elworthy-candy","title":"Bistorta amplexicaulis 'Elworthy Candy'","description":"\u003cp\u003eMasses of soft pink flower spikes sway gracefully above the foliage from late summer into autumn, drawing bees and other pollinators in numbers. Commonly known as Bistort, ‘Elworthy Candy’ has lance-shaped, deep green leaves that clasp the stems — a characteristic reflected in the species name \u003cem\u003eamplexicaulis\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eThe species is native to the Himalayas; ‘Elworthy Candy’ is a selected cultivar valued for its soft candy-pink flower colour. It thrives in sun or partial shade with moisture-retentive soil, tolerating wet conditions well — ideal for planting along streams, around pond edges or in boggy situations, where it has room to spread. The stems also make excellent cut flowers.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘Elworthy Candy’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 120cm × 70cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"1 Litre","offer_id":53434014957910,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":false},{"title":"3 Litre","offer_id":54315229970774,"sku":null,"price":15.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/Bistorta_ElworthyCandy.webp?v=1789410849"},{"product_id":"bistorta-amplexicaulis-firetail","title":"Bistorta amplexicaulis 'Firetail'","description":"\u003cp\u003eFiery crimson flower spikes rise above bold, heart-shaped foliage from summer through to early autumn, giving this clump-forming perennial an exceptionally long season of interest. Commonly known as Red Bistort, ‘Firetail’ has large, prominently veined leaves that clasp the stems — a characteristic reflected in the species name \u003cem\u003eamplexicaulis\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eThe species is native to the Himalayas; ‘Firetail’ is a selected cultivar valued for its vivid crimson flower colour. It is happiest in sun or partial shade and thrives in moisture-retentive soils — making it an ideal choice for planting along streams, around pond edges or in boggy situations. Cut back spent spikes after flowering to keep the plant tidy. \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘Firetail’\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeight × Spread:\u003c\/strong\u003e 120cm × 90cm\u003c\/p\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"3 Litre","offer_id":53434187284822,"sku":null,"price":14.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/PersicariaamplexiculisFiretail.webp?v=1786264797"},{"product_id":"bistorta-amplexicaulis-rosea","title":"Bistorta amplexicaulis 'Rosea'","description":"\u003cp\u003eSlender spires of soft pink flowers rise above the foliage from summer through into early autumn, giving this clump-forming perennial an exceptionally long season of interest. Commonly known as Bistort, ‘Rosea’ has pointed, mid-green oval leaves that clasp the stems — a characteristic reflected in the species name \u003cem\u003eamplexicaulis\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eThe species is native to the Himalayas; ‘Rosea’ is a selected cultivar valued for its soft pink flower colour. It thrives in sun or partial shade with moisture-retentive soil, tolerating wet conditions well — perfect for beds and borders, the edges of streams or ponds, and bog gardens. Slowly spreads over time — best given room to grow. \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSynonym: Persicaria amplexicaulis ‘Rosea’\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eHeight × Spread: 120cm × 90cm\u003c\/h3\u003e","brand":"Hardy's Cottage Garden Plants","offers":[{"title":"3 Litre","offer_id":53434308559190,"sku":null,"price":14.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/files\/Bistortaamplexicaulis_Rosea.webp?v=1785082534"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/4928\/0598\/collections\/20260328-Bistorta_amplexicaulis_Blackfield_PBR-1.webp?v=1786284659","url":"https:\/\/hardysplants.live\/collections\/bistorta.oembed","provider":"Hardy's Cottage Garden Plants","version":"1.0","type":"link"}