{"product_id":"orchiata-precision-bark-35l-3-6mm","title":"Orchiata Precision Bark 35L (3–6mm)","description":"\u003cp\u003eOrchiata Precision Bark is a natural orchid growing medium made from sustainably harvested New Zealand Pinus radiata bark. The fine 3–6mm bark grade is suitable for seedlings, young orchids and orchid varieties that benefit from increased moisture retention while maintaining good airflow around the roots.\u003c\/p\u003e\n\u003cp\u003eCarefully aged and graded, the bark develops beneficial micro-organisms while unwanted pathogens are eliminated during processing. Its consistent particle size, durable structure and balanced pH make it suitable for long-term orchid growing and repotting.\u003c\/p\u003e\n\u003ch4\u003eBest for\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGrowing seedlings and young orchids.\u003c\/li\u003e\n\u003cli\u003eRepotting orchids that prefer a finer bark grade.\u003c\/li\u003e\n\u003cli\u003eHelping maintain moisture while providing root aeration.\u003c\/li\u003e\n\u003cli\u003eHome growers, collectors and commercial nurseries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eKey features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural material:\u003c\/strong\u003e Made from sustainably harvested New Zealand Pinus radiata bark.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine grading:\u003c\/strong\u003e Uniform 3–6mm bark pieces for consistent growing performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoot support:\u003c\/strong\u003e Encourages drainage and airflow while helping retain suitable moisture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAged substrate:\u003c\/strong\u003e Naturally processed to support beneficial micro-organisms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-lasting:\u003c\/strong\u003e Durable bark that maintains its structure over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile use:\u003c\/strong\u003e Suitable for a wide range of orchid growing and repotting applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Orchid bark growing medium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBark size:\u003c\/strong\u003e 3–6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack size:\u003c\/strong\u003e 35 litres\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-filled porosity (AFP):\u003c\/strong\u003e 43–50%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater holding capacity (WHC):\u003c\/strong\u003e 52%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC:\u003c\/strong\u003e \u0026lt;0.3 mS\/cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture:\u003c\/strong\u003e \u0026lt;15%\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Garden City Plastics","offers":[{"title":"Default Title","offer_id":48885745942628,"sku":"ORCHPRE35","price":52.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6487\/0244\/files\/ChatGPTImageJul31_2026_09_37_06PM.png?v=1785505070","url":"https:\/\/www.greenhousepolytunnels.com.au\/products\/orchiata-precision-bark-35l-3-6mm","provider":"Greenhouse \u0026 Polytunnels","version":"1.0","type":"link"}