{"product_id":"black-poplar-bark-dye","title":"BLACK POPLAR BARK DYE","description":"\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eBlack Poplar Bark Natural Dye\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003ePopulus nigra L. · Populi cortex · Cut or Ground\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBlack poplar bark is a traditional European dye material that produces an earthy range of golden yellow, orange-tan and warm brown shades.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe bark naturally contains tannins, flavonoids and other phenolic compounds. It can colour some fibres without a mordant, although alum generally produces brighter, clearer and more consistent shades.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIron shifts the warmer colours towards olive, dark ecru, grey-brown and deeper earthy neutrals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eChoose between \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecut black poplar bark\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eground black poplar bark\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eAt a glance\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBotanical name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003ePopulus nigra\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e L.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTraditional material name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003ePopuli cortex\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGround material name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003ePopuli cort. pulv.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePlant part:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dried bark\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAvailable forms:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cut or ground\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eColours:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Golden yellow, orange-tan and warm brown\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWith iron:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Olive, dark ecru, grey-brown and deeper neutrals\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFibres:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wool, silk, cotton and linen\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSuggested quantity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 50–100% WOF\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMordant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Recommended for brighter and more consistent results\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eColourfastness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Medium to good when suitably prepared, dyed and finished\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for vegan projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eThe colour of black poplar bark\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eFresh bark from young black poplar branches has traditionally been used to produce golden yellow on wool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDried commercial bark may produce a broader and more muted palette, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGolden yellow\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOrange-tan\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWarm beige\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSoft brown\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDark ecru\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOlive and grey-brown with iron\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe colour varies with the age and growing conditions of the bark, the fibre, mordant, water chemistry, extraction method and dye quantity.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eChoosing a form\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eForm\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eSuggested quantity\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eWhat to consider\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCut bark\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApproximately 75–100% WOF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEasy to soak, contain and strain; benefits from a long extraction and may be suitable for reuse\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGround bark\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApproximately 50–100% WOF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExtracts readily but creates considerably more sediment; best contained in a securely tied, fine dye bag\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eHow much to use\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eUse approximately:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e50–100\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan\u003eg black poplar bark per 100g dry fibre\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is equivalent to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e50–100% WOF - weight of dry fibre\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse the lower end for paler tans and warm neutrals. Increase the quantity for stronger golden, orange-brown and brown shades.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBecause bark varies naturally, these quantities should be treated as starting points. Sample first when working towards a particular colour.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eBasic dyeing guide\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePrepare:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Scour and mordant the fibre using a suitable method, then wet it thoroughly. For wool, approximately 10% alum WOF may be used.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSoak:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cover the bark with water and leave overnight. Cut bark particularly benefits from a long soak.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eExtract:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Heat gently to approximately 85–90°C. Extract ground bark for approximately one hour or cut bark for one to two hours.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eStrain:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Strain through a cloth. Ground bark requires particularly careful filtration and is often easiest to manage inside a fine dye bag.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDye:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Add the prepared fibre and hold the bath at approximately 80–85°C for one hour.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDeepen:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allow the fibre to cool in the bath. Leave it overnight where a deeper shade is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFinish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Rinse thoroughly and wash gently.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cspan\u003eAvoid vigorous boiling. Prolonged hard boiling can muddy the colour and is unnecessary for extracting the soluble bark colourants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGround bark may settle on the bottom of the pot. If it is not contained in a dye bag, stir regularly to help prevent scorching.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDyeing cotton, linen or another cellulose fibre? \u003c\/span\u003e\u003ca href=\"https:\/\/appleoakfibreworks.com\/blogs\/news\/how-to-mordant-linen-and-cotton-fabrics-successfully\"\u003e\u003cspan\u003eFind suitable preparation and mordanting methods here.\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eMordant and colour response\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003ePreparation or modifier\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eLikely colour direction\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eNo mordant\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoft tan and muted brown\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAlum\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBrighter golden yellow, orange-tan and warm brown\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eIron\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOlive, dark ecru, grey-brown and deeper neutral shades\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eLater extraction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePale beige, straw and soft tan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003eBlack poplar bark contains naturally occurring tannins and may colour some fibres without a mordant. Mordanting is nevertheless recommended when better consistency, brightness and durability are required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eIron and colour modification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eIron shifts black poplar bark away from golden and orange tones and towards olive, dark ecru and cooler grey-browns.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eApproximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1–3% iron WOF\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is generally sufficient. Iron acetate is preferred where possible because it is generally gentler on textile fibres than ferrous sulphate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eExcessive iron may unnecessarily dull the colour and can weaken textile fibres. Always follow the handling and safety information supplied with the iron product being used.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eTips from the dye pot\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eTip\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSoak before extracting\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAn overnight soak helps soften the bark and begin releasing its soluble colourants.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAllow sufficient extraction time\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCut bark generally requires a longer extraction than ground bark.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eControl ground material\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUse a fine dye bag or tightly woven cloth to prevent powder becoming trapped in yarn and fibre.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAvoid hard boiling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGentle heat is sufficient and helps retain clearer colour.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eTest another extraction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUsed cut bark may retain enough colour for a second, paler bath.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eExpect variation\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBark age, growing conditions, fibre, mordant and water chemistry can all influence the final shade.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eKeep notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRecord the form, WOF, fibre, mordant, temperature and extraction time.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eColourfastness\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eBlack poplar bark has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emedium to good colourfastness\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e when the fibre is properly prepared, dyed and finished.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePerformance depends on the fibre, mordant, depth of shade, extraction method and aftercare. Alum-mordanted shades are generally brighter, while iron produces darker and more muted colours.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProtect finished textiles from prolonged strong sunlight and harsh or frequent washing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eStorage and safe handling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStore tightly sealed, cool and dry, away from direct sunlight.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFor textile dyeing and craft use only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNot for consumption or use in food, drinks, cosmetics or herbal preparations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBlack poplar bark naturally contains salicylate-related compounds. People with known salicylate or aspirin sensitivity should avoid unnecessary skin contact and dust exposure.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid creating or breathing dust, particularly when handling ground bark.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePrevent contact with the eyes, mouth and open wounds.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWear gloves and suitable protective equipment when handling dusty material.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWear eye protection and suitable particulate respiratory protection where dust cannot be adequately controlled.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the safety instructions for every mordant and modifier used.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIron salts can irritate the skin and eyes and may damage textile fibres when used excessively.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUse dedicated dyeing equipment—never food-preparation utensils.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep away from food, children and pets.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFor textile dyeing and craft use only - not for consumption.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhat you receive\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eYour chosen net weight of cut or ground black poplar bark, supplied in a pouch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMordants, iron and other dyeing supplies are sold separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003ePackaging\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eWe pack as sustainably as we can while protecting your dye materials. Pouch types may vary according to pack size and the availability of our preferred lower-impact options.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDisplay jars and other photographic props are not included.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eLearn with us\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eJoin \u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/the-natural-dyers-academy.mn.co\/\"\u003e\u003cspan\u003eThe Natural Dyers \u0026amp; Growers Academy\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003cspan\u003e to share your results, ask questions and explore natural colour alongside fellow natural dyers and dye-plant growers.\u003c\/span\u003e\u003c\/p\u003e","brand":"AppleOak FibreWorks","offers":[{"title":"25g \/ Cut Bark","offer_id":53559094378832,"sku":"96702","price":6.95,"currency_code":"EUR","in_stock":true},{"title":"25g \/ Ground (Powdered) Bark","offer_id":53846999630160,"sku":"96704","price":6.95,"currency_code":"EUR","in_stock":true},{"title":"50g \/ Cut Bark","offer_id":53559094411600,"sku":"96702","price":7.5,"currency_code":"EUR","in_stock":true},{"title":"50g \/ Ground (Powdered) Bark","offer_id":53846999662928,"sku":"96704","price":7.95,"currency_code":"EUR","in_stock":true},{"title":"75g \/ Cut Bark","offer_id":53559094444368,"sku":"96702","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"75g \/ Ground (Powdered) Bark","offer_id":53846999695696,"sku":"96704","price":8.5,"currency_code":"EUR","in_stock":true},{"title":"100g \/ Cut Bark","offer_id":53559094477136,"sku":"96702","price":9.0,"currency_code":"EUR","in_stock":true},{"title":"100g \/ Ground (Powdered) Bark","offer_id":53846999728464,"sku":"96704","price":9.5,"currency_code":"EUR","in_stock":true},{"title":"250g \/ Cut Bark","offer_id":53559094509904,"sku":"96702","price":13.5,"currency_code":"EUR","in_stock":true},{"title":"250g \/ Ground (Powdered) Bark","offer_id":53846999761232,"sku":"96704","price":14.5,"currency_code":"EUR","in_stock":true},{"title":"500g \/ Cut Bark","offer_id":53559094542672,"sku":"96702","price":21.0,"currency_code":"EUR","in_stock":true},{"title":"500g \/ Ground (Powdered) Bark","offer_id":53846999794000,"sku":"96704","price":22.95,"currency_code":"EUR","in_stock":true},{"title":"1kg \/ Cut Bark","offer_id":53559094575440,"sku":"96702","price":36.5,"currency_code":"EUR","in_stock":true},{"title":"1kg \/ Ground (Powdered) Bark","offer_id":53846999826768,"sku":"96704","price":39.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0098\/2918\/7641\/files\/Poplarbark.png?v=1793360769","url":"https:\/\/appleoakfibreworks.com\/products\/black-poplar-bark-dye","provider":"AppleOak FibreWorks","version":"1.0","type":"link"}