{"product_id":"15-graines-de-savonnier-arbuste-ornemental-semences-paysannes","title":"15 Soap Tree Seeds (Koelreuteria paniculata)","description":"\u003cp\u003e\u003cem\u003eKoelreuteria paniculata\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eGoldenrain tree, lantern tree, varnish tree, koelreuteria: native to China, it has several names that sum up its two seasonal displays. In summer, a “golden rain” of yellow panicles covers its crown; in autumn, these flowers give way to paper-lantern-shaped fruits, pink then brown, which remain on the tree for a long time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCharacteristics:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSummer yellow flowering:\u003c\/strong\u003e large upright panicles in July and August, during a season when few trees flower.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLantern-shaped fruits:\u003c\/strong\u003e translucent, swollen capsules that are highly decorative and remain until winter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmall-garden tree:\u003c\/strong\u003e 6 to 8 metres tall, with a globular crown that becomes spreading with age and smooth grey bark.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemarkable longevity:\u003c\/strong\u003e slow but steady growth; it can live for up to 200 years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePrecautions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe saponins present in its bark and fruit make them unfit for consumption. Their traditional use in Asia is domestic—the production of natural soap, hence its French name—not culinary.\u003c\/li\u003e\n\u003cli\u003eIt breaks dormancy late in spring: do not assume it is dead; it simply starts growing later than other trees.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSowing advice:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e full sun, without compromise—hot summers produce the most abundant flowering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil:\u003c\/strong\u003e compact or very porous, calcareous and rather dry. It tolerates difficult soils and drought remarkably well once established, but dislikes waterlogged or acidic soils. No fertilisation is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e its black seeds have a very hard seed coat. Lightly scarify them with a file or soak them for 24 hours in lukewarm water, then apply \u003ca href=\"\/tr-intl\/blogs\/le-coin-des-graines\/stratification-a-froid-graines\"\u003ecold stratification\u003c\/a\u003e for 2 to 3 months. Then sow in spring in a deep pot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlanting advice:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTransplant it while young into its permanent position, using a deep pot to accommodate its taproot. Its rounded habit and moderate growth make it perfect for small gardens and urban courtyards.\u003c\/li\u003e\n\u003cli\u003eIt is also suitable for bonsai—see our guide \u003ca href=\"\/tr-intl\/blogs\/le-coin-des-graines\/creer-un-bonsai-a-partir-d-une-graine-guide\"\u003ecreating a bonsai from a seed\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCare advice:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWater regularly during the first two years; afterwards, the tree becomes self-sufficient. Minimal pruning, at the end of winter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBeneficial combinations:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIts preference for dry, calcareous soils makes it a natural companion to \u003ca href=\"\/tr-intl\/products\/100-graines-de-lavande-fleurs-plante-jardin-potager-semences-paysannes\"\u003eEnglish lavender\u003c\/a\u003e or \u003ca href=\"\/tr-intl\/products\/500-graines-de-fetuque-bleue-festuca-glauca\"\u003eblue fescue\u003c\/a\u003e in a dry garden. See our \u003ca href=\"\/tr-intl\/blogs\/le-coin-des-graines\/plantes-resistantes-secheresse-graines\"\u003edrought-resistant plants\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits for biodiversity:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIts midsummer flowering fills a quiet period for pollinators, when most trees have finished flowering: it provides a valuable source of nectar during the driest season.\u003c\/li\u003e\n\u003cli\u003eIts dry lanterns shelter small insects in winter, while its light foliage lets sunlight through to a flowering understorey.\u003c\/li\u003e\n\u003cli\u003eIts tolerance of drought and compacted soils makes it a tree of the future for warming cities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUses:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAn ornamental tree for use as a specimen, in rows or in small gardens, valued for its threefold appeal: summer flowering, decorative fruit and golden autumn foliage. Its lanterns are suitable for dried arrangements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSymbolism:\u003c\/strong\u003e\u003cbr\u003eIn China, the goldenrain tree was among the trees planted on the graves of scholars, according to a highly codified protocol. Its longevity makes it a symbol of continuity and the passing down of knowledge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHarvesting your own seeds:\u003c\/strong\u003e\u003cbr\u003eOpen the dry lanterns in autumn: each contains three black seeds, round and hard as pearls. Dry them before scarification and winter stratification. See \u003ca href=\"\/tr-intl\/blogs\/le-coin-des-graines\/conserver-ses-graines\"\u003ehow to store your seeds\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommitment to Quality:\u003c\/strong\u003e at SemiSauvage - Permaculture, we grow and select our seeds with respect for living things as our guiding principle. Based near the Auvergne Volcanoes, we choose open-pollinated, non-hybrid varieties, tested for their germination rate, sorted and carefully packaged, without any chemical treatment. Our conviction: to give gardeners back the ability to resow, year after year, seeds that truly belong to them.\u003c\/p\u003e\n\u003cp\u003eA tree that flowers when the others have finished: add the goldenrain tree to your garden.\u003c\/p\u003e","brand":"SemiSauvage","offers":[{"title":"Default Title","offer_id":48866938388813,"sku":"3760335362118","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1658\/2477\/files\/Savonnier_Plante_Fond_Blanc.webp?v=1721665804","url":"https:\/\/semisauvage.com\/tr-intl\/products\/15-graines-de-savonnier-arbuste-ornemental-semences-paysannes","provider":"SemiSauvage","version":"1.0","type":"link"}