{"product_id":"eryngium-leavenworthii-purple-sheen-sea-holly","title":"Eryngium leavenworthii Purple Sheen | Leavenworth’s Eryngo","description":"\u003cdiv class=\"product-features\"\u003e\n\u003ch1 dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eEryngium leavenworthii Purple Sheen | Leavenworth’s Eryngo Seeds\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eEryngium leavenworthii ‘Purple Sheen’ is a striking ornamental and cut-flower variety with intensely violet-purple, spiky flower heads, blue-purple bracts and decorative foliage on strong upright stems.\u003c\/strong\u003e Native to the dry prairies of the central United States, it thrives in sunny, well-drained conditions and brings an unusual architectural texture to fresh bouquets, dried arrangements and garden plantings.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eUnlike many perennial Eryngium species, \u003cem\u003eEryngium leavenworthii\u003c\/em\u003e is generally grown as an \u003cstrong\u003eannual\u003c\/strong\u003e and can flower in its \u003cstrong\u003efirst year from seed\u003c\/strong\u003e. Purple Sheen has a relatively long growing season, so early sowing is recommended when growing it for cut flowers.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003ePlant Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical Name:\u003c\/strong\u003e \u003cem\u003eEryngium leavenworthii\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Purple Sheen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Leavenworth’s Eryngo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlso known as:\u003c\/strong\u003e Leavenworth’s Eryngium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Apiaceae\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLife Cycle:\u003c\/strong\u003e Annual\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlower Colour:\u003c\/strong\u003e Violet to blue-purple\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Height:\u003c\/strong\u003e Approx. 80–120 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Habit:\u003c\/strong\u003e Upright, strongly branched\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Cut flower, dried flower, ornamental garden plant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Full sun\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil:\u003c\/strong\u003e Light, well-drained soil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDays to Germinate:\u003c\/strong\u003e Approx. 12–20 days under suitable conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGermination Temperature:\u003c\/strong\u003e 18–20°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeed Count:\u003c\/strong\u003e Approx. 10,000–15,000 seeds\/g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime from Sowing to Flowering:\u003c\/strong\u003e Approx. 6–7 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"auto\"\u003ePurple Flowers \u0026amp; Architectural Texture\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003ePurple Sheen develops unusual \u003cstrong\u003eviolet-purple flower heads surrounded by pointed, spiny bracts\u003c\/strong\u003e, creating a distinctive architectural appearance.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAs the plants mature, the stems, flower heads and bracts develop increasingly rich purple and blue-purple colouring. The unusual shape provides excellent contrast to softer flowers such as cosmos, zinnias, dahlias and lisianthus.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe stems are particularly useful as a \u003cstrong\u003etextural filler for bouquets\u003c\/strong\u003e, while the flowers can also be dried for long-lasting arrangements.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eWhen to Sow\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eBecause Purple Sheen requires a relatively long period from seed to flowering, \u003cstrong\u003eearly indoor sowing is recommended\u003c\/strong\u003e for reliable first-year flowering.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor cut-flower production, start seeds indoors in \u003cstrong\u003elate winter to early spring\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAllow approximately \u003cstrong\u003e6–7 months from sowing to flowering\u003c\/strong\u003e, depending on temperature, light levels and growing conditions.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eIn climates with mild winters, autumn sowing may also be possible, provided young plants can be protected from excessive winter moisture and severe conditions.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eHow to Sow Eryngium Purple Sheen\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eSow into a \u003cstrong\u003efine, moist and well-drained seed-starting substrate\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePlace the seeds on the surface and cover \u003cstrong\u003elightly with a thin layer of substrate or fine vermiculite\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eMaintain approximately \u003cstrong\u003e18–20°C\u003c\/strong\u003e and keep the substrate evenly moist but never waterlogged.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eUnder suitable conditions, Purple Sheen may germinate in approximately \u003cstrong\u003e12–20 days\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eEryngium germination can sometimes be irregular. If seeds fail to germinate after a reasonable period, a short period of \u003cstrong\u003ecold stratification\u003c\/strong\u003e can help break dormancy.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eCold Stratification\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eCold treatment is not necessarily required for every seed lot, but it can be useful when germination is slow or irregular.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eKeep the moist seed tray or seed container at approximately \u003cstrong\u003e4°C for 2–3 weeks\u003c\/strong\u003e, then return it to suitable germination conditions.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eSome Eryngium seeds can remain dormant considerably longer, so do not discard a seed tray too quickly if germination is delayed.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eGrowing the Seedlings\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eOnce seedlings have emerged, provide \u003cstrong\u003eplenty of light and good air circulation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAllow the surface of the growing medium to dry slightly between watering while avoiding prolonged drought in very young seedlings.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eEryngium develops a \u003cstrong\u003elong taproot\u003c\/strong\u003e, so avoid keeping seedlings in small cells for too long.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eDeep cells or individual pots are useful because they allow the root system to develop with less disturbance.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eTransplanting\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eTransplant young plants to their final growing position while they are still relatively small.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eEryngium develops a deep root system and \u003cstrong\u003edoes not appreciate repeated root disturbance\u003c\/strong\u003e, so handle the root ball carefully during transplanting.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePlant outside after the young plants have been hardened off and conditions are suitable.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003ePlanting \u0026amp; Growing\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003ePurple Sheen performs best in \u003cstrong\u003efull sun and light, well-drained soil\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eOnce established, it is well adapted to relatively dry growing conditions. Avoid heavy, constantly wet soils, which can result in weaker growth and poorer plant quality.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor the strongest plants and most intense colour, provide:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFull sun\u003c\/li\u003e\n\u003cli\u003eExcellent drainage\u003c\/li\u003e\n\u003cli\u003eModerate fertility\u003c\/li\u003e\n\u003cli\u003eGood air circulation\u003c\/li\u003e\n\u003cli\u003eRegular moisture while plants establish\u003c\/li\u003e\n\u003cli\u003eDrier conditions once well rooted\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eAvoid excessive fertilisation, particularly high nitrogen levels, which can encourage soft growth.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eDays to Bloom\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003ePurple Sheen has a \u003cstrong\u003elong growing period of approximately 6–7 months from sowing to flowering\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor example, plants sown early in the year can flower during summer, although the exact timing depends on sowing date, temperature, light and growing conditions.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eBecause of this long development period, early sowing is particularly useful for growers who want dependable first-year flowers.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eHarvesting for Cut Flowers\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eHarvest when the flower heads and surrounding bracts have developed good colour and feel firm.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor fresh arrangements, stems can be harvested as the characteristic \u003cstrong\u003epurple colour becomes well developed\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eCut strong stems with clean, sharp secateurs and place them immediately into clean water.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe unusual spiky flowers provide excellent structure and texture in mixed bouquets.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eHarvesting for Drying\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003ePurple Sheen is also an excellent \u003cstrong\u003edried flower\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor drying, cut stems when the flower heads have developed their characteristic colour but before they become overmature.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eRemove unnecessary foliage, gather the stems into small bunches and hang them \u003cstrong\u003eupside down in a dry, dark and well-ventilated place\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe rigid flower heads retain their architectural form particularly well when dried.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eWhy Grow Purple Sheen?\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eIntense violet-purple colour • Unusual spiky flower heads • Strong 80–120 cm stems • Flowers in the first year • Excellent bouquet texture • Fresh and dried flower use • Thrives in sunny, well-drained conditions • Distinctive architectural garden plant\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eEryngium leavenworthii ‘Purple Sheen’ is an excellent choice for flower growers looking for an \u003cstrong\u003eunusual purple textural flower for cutting and drying\u003c\/strong\u003e, while its dramatic colour and sculptural form also make it an eye-catching addition to sunny garden plantings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"therapyofflowers.com","offers":[{"title":"20 seeds \/ 3-9 \/ White","offer_id":55136345948503,"sku":null,"price":3.2,"currency_code":"EUR","in_stock":true},{"title":"100 seeds \/ 3-9 \/ White","offer_id":55136450019671,"sku":null,"price":11.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/9275\/3751\/files\/C65F0216-D3EF-4E72-9AF5-13691AB40974.jpg?v=1790235871","url":"https:\/\/www.therapyofflowers.lv\/products\/eryngium-leavenworthii-purple-sheen-sea-holly","provider":"therapyofflowers.com","version":"1.0","type":"link"}