{"product_id":"plagron-perlite-for-plants","title":"Plagron Perlite for Plants, 10L","description":"\u003cp\u003ePlagron Perlite is a 100% natural volcanic \u003cstrong\u003eperlite for plants\u003c\/strong\u003e: feather-light white granules, graded 0–6mm and sold in a 10 litre bag, that you mix into compost to give seedlings, cuttings and houseplants airy, free-draining roots.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eIt’s the little white flecks you see in good potting mixes. Run a handful through a bucket of compost with the children, fill a tray of cells, and the mix feels instantly lighter, crumbly and inviting for young roots.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch2\u003ePerlite for plants that keeps compost light and airy\u003c\/h2\u003e\n\u003cp\u003ePerlite is volcanic rock that’s been heated until it pops, a bit like popcorn. The result is a sterile, germ-free granule full of air, which stops compost compacting into a dense, soggy lump and lets water drain away while roots still find the moisture they need.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eIt never rots or breaks down and has virtually no nutrients or salts of its own (EC 0.0–0.1 mS\/cm), so it simply improves the structure of whatever you mix it with. Plagron’s perlite carries the RHP quality mark for clean, consistent growing media.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eWhat perlite helps with\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLighter, free-draining seed and cutting mixes\u003c\/li\u003e\n\u003cli\u003eHouseplants that hate wet roots, such as succulents and tropicals\u003c\/li\u003e\n\u003cli\u003eOpening up heavy compost in pots and window boxes\u003c\/li\u003e\n\u003cli\u003eRooting cuttings in a perlite and compost blend\u003c\/li\u003e\n\u003cli\u003eImproving drainage for herbs grown indoors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eLighter compost, happier roots\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% natural volcanic perlite.\u003c\/strong\u003e Nothing added, just expanded volcanic rock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGerm-free and consistent.\u003c\/strong\u003e A clean, RHP-certified material you can trust in seed trays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStops compaction.\u003c\/strong\u003e Keeps compost open and crumbly, even after months of watering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA little goes a long way.\u003c\/strong\u003e Mix 10–35% into your compost, depending on how airy you want it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeather-light.\u003c\/strong\u003e Easy for small hands to scoop and mix.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003ePerlite: your questions answered\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow much perlite should I add to compost?\u003c\/strong\u003e\u003cbr\u003e\nPlagron recommends mixing 10–35% perlite into your soil. Use the lower end for vegetables and the higher end for seedlings, cuttings, succulents and houseplants that like sharp drainage.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eIs perlite good for cuttings?\u003c\/strong\u003e\u003cbr\u003e\nYes. A mix of perlite and compost holds moisture while staying airy, which helps cuttings form new roots without rotting.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s the difference between perlite and vermiculite?\u003c\/strong\u003e\u003cbr\u003e\nPerlite mainly adds air and drainage, while vermiculite holds more water. For most pots and seed mixes that tend to stay wet, perlite is the better choice.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eCan you grow plants in perlite alone?\u003c\/strong\u003e\u003cbr\u003e\nYes. Plagron describes perlite as a substrate in its own right for hydroponic growing, with all feed supplied in the water.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eThe details\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003ctd\u003eHorticultural perlite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComposition\u003c\/th\u003e\n\u003ctd\u003e100% natural volcanic perlite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGranule size\u003c\/th\u003e\n\u003ctd\u003e0–6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEC\u003c\/th\u003e\n\u003ctd\u003e0.0–0.1 mS\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNutrients\u003c\/th\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuality\u003c\/th\u003e\n\u003ctd\u003eRHP certified, germ-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHow to use\u003c\/th\u003e\n\u003ctd\u003eMix 10–35% into soil or compost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBag size\u003c\/th\u003e\n\u003ctd\u003e10 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003ePlagron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cp\u003e1 × 10 litre bag of Plagron Perlite.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eLight, crumbly compost and roots that can finally breathe.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Plagron","offers":[{"title":"Default Title","offer_id":60145988764032,"sku":"PLP10L","price":7.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/6529\/3075\/files\/Plagron_Cocos_Perlite_01.png?v=1792303555","url":"https:\/\/theindoorgardencentre.co.uk\/products\/plagron-perlite-for-plants","provider":"The Indoor Garden Centre","version":"1.0","type":"link"}