{"product_id":"orchiata-power-bark-35l-9-12mm","title":"Orchiata Power Bark 35L (9–12mm)","description":"\u003cp\u003eOrchiata Power Bark is a natural orchid growing medium made from sustainably harvested New Zealand Pinus radiata bark. The 9–12mm bark grade provides an excellent balance of drainage, aeration and moisture retention, making it suitable for a wide range of orchid varieties.\u003c\/p\u003e\n\u003cp\u003eCarefully aged and graded, the bark develops beneficial micro-organisms while naturally eliminating unwanted pathogens during processing. Its durable structure and consistent particle size help provide a stable growing environment for long-term orchid health.\u003c\/p\u003e\n\u003ch4\u003eBest for\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGrowing a wide range of orchid varieties.\u003c\/li\u003e\n\u003cli\u003eRepotting established orchids.\u003c\/li\u003e\n\u003cli\u003eProviding reliable drainage and airflow around orchid roots.\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\u003eConsistent grading:\u003c\/strong\u003e Uniform 9–12mm bark pieces for reliable growing performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoot support:\u003c\/strong\u003e Encourages excellent drainage, aeration and balanced moisture retention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAged substrate:\u003c\/strong\u003e Naturally processed to support beneficial micro-organisms while eliminating unwanted pathogens.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-lasting:\u003c\/strong\u003e Durable bark structure suitable for extended growing use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile:\u003c\/strong\u003e Suitable for a wide variety of orchid species and growing conditions.\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 grade:\u003c\/strong\u003e 9–12mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack size:\u003c\/strong\u003e 35 litres\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\u003eAir-filled porosity (AFP):\u003c\/strong\u003e 49–53%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater holding capacity (WHC):\u003c\/strong\u003e 56.8%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture:\u003c\/strong\u003e \u0026lt;15%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Sustainably harvested New Zealand Pinus radiata bark\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Garden City Plastics","offers":[{"title":"Default Title","offer_id":48885823504484,"sku":"ORCHPWR35","price":52.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6487\/0244\/files\/ChatGPTImageJul31_2026_10_10_11PM.png?v=1785507326","url":"https:\/\/www.greenhousepolytunnels.com.au\/products\/orchiata-power-bark-35l-9-12mm","provider":"Greenhouse \u0026 Polytunnels","version":"1.0","type":"link"}