{"title":"Perlite \u0026 Vermiculite","description":"","products":[{"product_id":"perlite-standard-dark-green-bag","title":"Sinclair Horticultural Standard Perlite 100lt","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing \u003cstrong\u003eSinclair Horticultural Standard Perlite 100lt\u003c\/strong\u003e — a lightweight, horticultural-grade soil amendment that elevates the performance of your potting mixes and compost. Crafted with a distinctive honeycomb internal cell structure, it actively improves aeration and drainage, helping roots breathe and encouraging healthier growth.\u003c\/p\u003e \u003cp\u003eThe \u003cstrong\u003ehoneycomb cells\u003c\/strong\u003e create open porosity within your growing medium, reducing compaction and promoting uniform root development. By insulating the compost, this perlite dampens large temperature fluctuations that can stress plants, delivering more stable conditions from day to night and across fluctuating outdoor weather.\u003c\/p\u003e \u003cp\u003eAvailable in a \u003cstrong\u003esuperfine grade\u003c\/strong\u003e, Sinclair Perlite delivers \u003cstrong\u003emaximum moisture retention\u003c\/strong\u003e without oversaturation, making it ideal for young transplants, seedling trays, and container gardens where precise moisture control matters. This combination of excellent aeration and moisture management helps you achieve stronger establishment and more consistent yields.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrongwhat it does:\u003e boosts aeration, improves drainage, insulates compost, and moderates temperature swings.\u003c\/strongwhat\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongwhy it matters:\u003e healthier root systems, reduced transplant stress, and steadier moisture levels in varied conditions.\u003c\/strongwhy\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongsize and value:\u003e a single 100lt bag provides ample supply for multiple beds, pots, or trays, making it a practical staple for home and professional setups.\u003c\/strongsize\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re refining a potting mix, refreshing a compost blend, or preparing seed trays, Sinclair Horticultural Standard Perlite 100lt helps you create a more forgiving growing environment. Add it to your soil strategy and experience cleaner drainage, steadier moisture, and robust root formation over the growing season.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AK Kin Garden Supplies","offers":[{"title":"Default Title","offer_id":49826537406804,"sku":"PER","price":29.9,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/7574\/5108\/files\/Sinclair-Horticultural-Standard-Perlite-100lt-AK-Kin-Garden-Supplies-32618943.jpg?v=1742735848"},{"product_id":"sinclair-horticultural-vermiculite-plant-compost-additive-100-litre","title":"Sinclair Horticultural Vermiculite Medium 100 Litre","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSinclair Horticultural Vermiculite Medium\u003c\/strong\u003e (100 Litre) is the lightweight, easy-to-handle growing partner every gardener dreams of. Engineered for dependable moisture control and vibrant root development, this horticultural-grade vermiculite is heat-treated and expanded to a uniform medium size for consistent performance in the garden, greenhouse, or balcony plot.\u003c\/p\u003e \u003cp\u003eWhat makes Sinclair Vermiculite Medium stand out is its thoughtful combination of moisture management and soil structure enhancement. It holds onto water to keep roots hydrated between watering, yet never becomes waterlogged, helping to prevent root rot and nutrient leaching. At the same time, it improves soil aeration and drainage, so air can reach the root zone and roots can grow freely.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture management\u003c\/strong\u003e that reduces frequent watering while keeping seedlings and established plants evenly hydrated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBetter soil structure\u003c\/strong\u003e through improved aeration and drainage, promoting healthy root systems and robust growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoot development\u003c\/strong\u003e support—stronger, deeper roots in pots, seed trays, and garden beds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible usage\u003c\/strong\u003e as a standalone growing medium or mixed with soil or other materials to tailor moisture and drainage for different plants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoot insulation\u003c\/strong\u003e protection during temperature fluctuations, helping plants cope with cold snaps and warm spells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePest- and disease-resistance\u003c\/strong\u003e thanks to natural sterility and weed-free composition, giving gardens a cleaner start.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulching versatility\u003c\/strong\u003e suitable as a mulch for young plants and vegetables to conserve moisture and regulate soil temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValue and practicality\u003c\/strong\u003e supplied in a convenient 100 Litre bag for a wide range of projects—from seed starting to large container displays.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for seed starting, potting mixes, raised beds, and soil amendments, Sinclair Vermiculite Medium helps boost germination success and promotes uniform root growth. Its pH-neutral profile means it won’t alter soil acidity or alkalinity, making it a dependable addition to any growing strategy. Whether you’re planning a small herb pot, a vegetable bed, or a larger outdoor project, this vermiculite is designed to deliver consistent results.\u003c\/p\u003e \u003cp\u003eApply it to your garden projects with confidence: mix it into potting blends, use it as a stand-alone substrate for starting seeds, or mulch young transplants to stabilize moisture and temperature. With Sinclair Vermiculite Medium, you’re equipping your plants with a versatile, science-backed growing medium that delivers reliability from the first leaf to harvest.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AK Kin Garden Supplies","offers":[{"title":"Default Title","offer_id":49826591932756,"sku":"VERM","price":30.49,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/7574\/5108\/files\/Sinclair-Horticultural-Vermiculite-Medium-100-Litre-AK-Kin-Garden-Supplies-32619981.jpg?v=1742735882"},{"product_id":"sinclair-vermiculite-fine-plant-compost-additive-100-litre","title":"Sinclair Vermiculite Fine 100 Litre","description":"\u003cdiv\u003e\n\u003cp\u003eSinclair Vermiculite Fine 100 Litre is a lightweight, expanded mineral amendment designed to transform the way you grow in pots, raised beds, and seed trays. Its laminar structure delivers excellent cation exchange properties, helping compost and potting mixes hold onto soluble nutrients while enhancing moisture management. That means your plants get steady access to nutrients with less leaching, even in peat-based growing media.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat is vermiculite?\u003c\/strong\u003e Vermiculite is a hydrous phyllosilicate mineral that expands dramatically when heated—a process known as exfoliation. The resulting flaky, layered particles store water and nutrients while remaining breathable, supporting healthy root development. It forms naturally through the weathering or hydrothermal alteration of minerals like biotite or phlogopite, and this unique structure is what makes it so effective in horticulture.\u003c\/p\u003e \u003ch3\u003eWhy Sinclair Fine Vermiculite 100 Litre stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLaminar, fine texture\u003c\/strong\u003e designed for precise mixing and even distribution in seed mixes and potting blends.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStrong nutrient retention\u003c\/strong\u003e via high cation exchange capacity, helping soluble nutrients stay available to plants longer than with traditional mulches or sands.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMoisture management for peat-based media\u003c\/strong\u003e—improves water holding without sacrificing aeration, reducing the risk of drying out between waterings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal top dressing for seed sowing\u003c\/strong\u003e—lightly covers seeds and aids uniform germination and early establishment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBulk packaging for value\u003c\/strong\u003e—a 100 Litre bag is well-suited for home growers, allotments, and smaller commercial setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeritage you can trust\u003c\/strong\u003e— Sinclair brings over 165 years of horticultural expertise and now sits within the Westland family, combining tradition with modern practice for reliable results.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to use Sinclair Vermiculite Fine 100 Litre\u003c\/h3\u003e\n\u003col\u003e \u003cli\u003e\n\u003cstrong\u003eIn containers or raised beds:\u003c\/strong\u003e mix 1\/3 to 1\/2 vermiculite into potting soil or growing media for improved structure and nutrient retention.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIn garden soil:\u003c\/strong\u003e incorporate vermiculite in spring with other soil amendments or compost to enhance moisture holding and aeration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFor lawns and seed areas:\u003c\/strong\u003e spread a ¼ inch layer evenly over the planted area after seeding, then irrigation should be thorough to integrate the material.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeed sowing and transplanting:\u003c\/strong\u003e spread vermiculite over the soil surface to lightly cover seeds or young plants, water gently, and watch for even moisture distribution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTo enrich an existing compost:\u003c\/strong\u003e blend in to improve moisture retention and nutrient availability for the next cycle of use.\u003c\/li\u003e\n\u003c\/ol\u003e \u003cp\u003eWhether you’re building custom potting mixes, topping seed beds, or boosting lawn establishment, Sinclair Vermiculite Fine 100 Litre provides a tangible, practical upgrade. Its moisture-retentive, nutrient-friendly profile makes it a dependable staple for gardeners who want steadier results from their compost, soil, and seed-starting efforts. Add it to your toolkit and experience calmer moisture levels, reduced nutrient loss, and steadier seedling growth across a range of growing scenarios.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AK Kin Garden Supplies","offers":[{"title":"Default Title","offer_id":49894487294292,"sku":"VERF","price":36.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/7574\/5108\/files\/Sinclair-Vermiculite-Fine-100-Litre-AK-Kin-Garden-Supplies-32668529.jpg?v=1745252468"},{"product_id":"sinclair-horticultural-supercoarse-perlite-plant-compost-additive-100-litre","title":"Sinclair Horticultural Supercoarse Perlite Plant Compost Additive 100 Litre","description":"\u003cdiv\u003e\n\u003cp\u003eUnlock healthier roots and brighter growth with Sinclair Horticultural Supercoarse Perlite Plant Compost Additive 100 Litre. This \u003cstrong\u003esupercoarse perlite\u003c\/strong\u003e is engineered to dramatically improve aeration in growing media, thanks to its high air-filled pore space. By creating a light, open root zone, it supports robust root development while reducing the risk of waterlogging.\u003c\/p\u003e \u003cp\u003eBecause it \u003cstrong\u003eholds less water than peat\u003c\/strong\u003e, mixing in perlite supercoarse yields a well-drained environment that encourages strong, resilient plants. It’s especially effective for specialist potting where air access around roots is critical, such as orchids, bromeliads, tropical plants, and bonsai.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat is Perlite?\u003c\/strong\u003e Perlite is a natural volcanic glass that’s mined and then heated in large kilns until it pops into round, white granules. This lightweight additive lightens soil and seed-starting mixes, increases airflow to roots, and balances moisture—providing enough water retention while enhancing drainage for healthier growth.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eHow to use Perlite\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGarden beds:\u003c\/strong\u003e Apply a layer alongside compost and other soil amendments in spring, then work into the top layer of soil. One application helps keep soil light and loose for several years.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eContainer gardens and potted plants:\u003c\/strong\u003e Use up to one-third perlite per container to maintain a well-aerated, well-drained root zone.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor generations, Sinclair has championed horticulture. Now part of the Westland family, based in Cheshire, Sinclair brings \u003cstrong\u003eover 165 years of expertise\u003c\/strong\u003e to your grower toolkit. You’ll benefit from proven, trialled recipes developed from a long history of horticultural know-how, plus specialist technical support to help you optimize your mixes and outcomes while advancing sustainability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose Sinclair Horticultural Supercoarse Perlite\u003c\/strong\u003e — it’s about more than lightening soil. It delivers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eEnhanced aeration\u003c\/strong\u003e that promotes vigorous root growth and better uptake of nutrients.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImproved drainage\u003c\/strong\u003e to prevent compacted media and root rot, especially in containers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBalanced moisture\u003c\/strong\u003e with air space that supports plants requiring steady but not waterlogged roots.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatility\u003c\/strong\u003e ideal for potting mixes, seed-starting media, and growing media for delicate specimens like orchids and tropicals.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLong-lasting effect\u003c\/strong\u003e a single application maintains light, loose soil structure for years when incorporated with other soil amendments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re cultivating orchids, bromeliads, tropical houseplants, or bonsai, Sinclair Horticultural Supercoarse Perlite provides the critical balance of air, moisture, and drainage your plants crave. Add it to your potting mix or garden beds and watch roots expand in a healthier, more resilient growing medium.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AK Kin Garden Supplies","offers":[{"title":"Default Title","offer_id":49896332165460,"sku":"SCPER","price":29.9,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/7574\/5108\/files\/Sinclair-Horticultural-Supercoarse-Perlite-Plant-Compost-Additive-100-Litre-AK-Kin-Garden-Supplies-32670123.jpg?v=1745252571"}],"url":"https:\/\/www.househomeandgarden.co.uk\/collections\/perlite-vermiculite.oembed","provider":"House, Home \u0026 Garden","version":"1.0","type":"link"}