{"product_id":"lava-gravel-for-houseplants","title":"Lava Gravel","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eLava Gravel Improves Drainage, Anchors Plants, and Enhances Root Zone Balance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eLava gravel\u003c\/span\u003e\u003cspan\u003e is a naturally porous \u003c\/span\u003e\u003cspan\u003evolcanic rock\u003c\/span\u003e\u003cspan\u003e that enhances \u003c\/span\u003e\u003cspan\u003edrainage\u003c\/span\u003e\u003cspan\u003e, increases \u003c\/span\u003e\u003cspan\u003esoil aeration\u003c\/span\u003e\u003cspan\u003e, and supports long-term \u003c\/span\u003e\u003cspan\u003emoisture regulation\u003c\/span\u003e\u003cspan\u003e. This rugged, \u003c\/span\u003e\u003ca href=\"https:\/\/www.sybotanica.com\/collections\/sybasoil-premium-soil-mixes\"\u003e\u003cspan\u003emineral-rich substrate\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e improves the health and stability of your soil by introducing both airflow and structure; making it ideal for everything from succulent pots and tropical planters to closed terrariums.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAt \u003c\/span\u003e\u003cspan\u003eSybotanica\u003c\/span\u003e\u003cspan\u003e, we select lava gravel with the perfect size and weight for indoor gardening. It arrives clean, pre-screened, and ready to use as a \u003c\/span\u003e\u003cspan\u003epotting mix additive\u003c\/span\u003e\u003cspan\u003e, surface mulch, or \u003c\/span\u003e\u003cspan\u003edrainage layer\u003c\/span\u003e\u003cspan\u003e in terrariums. Its bold appearance also makes it a beautiful, functional touch to top off potted plants.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eA Mineral Powerhouse With Structural Strength\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUnlike lightweight aggregates such as perlite or pumice, lava gravel offers real weight and \u003c\/span\u003e\u003cspan\u003elong-lasting structure\u003c\/span\u003e\u003cspan\u003e. This makes it perfect for stabilizing top-heavy plants or anchoring newly rooted cuttings that haven’t yet established themselves. Its coarse texture prevents soil compaction, ensuring your mix stays loose and breathable over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eCore Benefits of Lava Gravel:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eSupports \u003c\/span\u003e\u003cspan\u003eroot health\u003c\/span\u003e\u003cspan\u003e with improved oxygen flow\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eEnhances \u003c\/span\u003e\u003cspan\u003emoisture regulation\u003c\/span\u003e\u003cspan\u003e by holding and releasing water gradually\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eProvides stable, \u003c\/span\u003e\u003cspan\u003eheavy-weight support\u003c\/span\u003e\u003cspan\u003e for tall or fragile plants\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eServes as a long-term \u003c\/span\u003e\u003cspan\u003emineral substrate\u003c\/span\u003e\u003cspan\u003e that won’t decompose\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eIncreases pH subtly; ideal for plants that prefer alkaline-leaning conditions\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eEffective as a \u003c\/span\u003e\u003cspan\u003edrainage layer or\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003ebreathable base\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBecause it’s formed through volcanic activity, lava gravel contains a range of trace \u003c\/span\u003e\u003cspan\u003emicronutrients\u003c\/span\u003e\u003cspan\u003e like iron, magnesium, and calcium; essential for healthy root development and cellular function.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003ePairing Lava Gravel With Worm Castings: Nutrient Synergy\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOn its own, lava gravel supplies key \u003c\/span\u003e\u003cspan\u003emicronutrients\u003c\/span\u003e\u003cspan\u003e, but these minerals aren’t immediately available to plants without biological support. That’s where \u003c\/span\u003e\u003ca href=\"https:\/\/www.sybotanica.com\/products\/premium-worm-castings-2-5-liter\"\u003e\u003cspan\u003enatural \u0026amp; fresh worm castings\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e come in. When used together, \u003c\/span\u003e\u003cspan\u003eworm castings\u003c\/span\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cspan\u003elava gravel\u003c\/span\u003e\u003cspan\u003e form a powerful duo:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eLava gravel\u003c\/span\u003e\u003cspan\u003e slowly releases minerals into the soil over time\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eWorm castings\u003c\/span\u003e\u003cspan\u003e provide beneficial microbes and enzymes that help convert these minerals into plant-available nutrients\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis combination strengthens the \u003c\/span\u003e\u003cspan\u003eroot zone\u003c\/span\u003e\u003cspan\u003e, boosts microbial activity, and creates a stable, balanced, and nutrient-rich environment that promotes vigorous, resilient plant growth.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eTerrarium-Ready and Visually Striking\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIn closed systems like terrariums, lava gravel plays a dual role: functional and aesthetic. It serves as an excellent \u003c\/span\u003e\u003cspan\u003edrainage layer\u003c\/span\u003e\u003cspan\u003e beneath the soil, preventing root rot and pooling water, while also giving your terrarium a polished, natural look. Its \u003c\/span\u003e\u003cspan\u003eporous stone\u003c\/span\u003e\u003cspan\u003e structure ensures consistent airflow and water movement without introducing decay or mold.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eIn Terrariums, Lava Gravel:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eSeparates soil from standing water\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eSupports humidity regulation\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003ePrevents anaerobic conditions at the base\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cspan\u003eAdds visual texture and contrast beneath or above the soil\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIt’s inert, odorless, and fully reusable; making it perfect for terrarium builds, repotting projects, and layered displays.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eHow to Use Lava Gravel in Your Setup\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cstrong\u003eIn soil:\u003c\/strong\u003e\u003cspan\u003e Mix 2-5% lava gravel into potting soil to improve drainage and structure\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cstrong\u003eWith worm castings:\u003c\/strong\u003e\u003cspan\u003e Combine 1 part castings with 4–5 parts soil and 0.5 part lava gravel for a balanced, biologically active mix\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cstrong\u003eIn terrariums:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eCreate a 1-2 cm drainage base layer below your substrate\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\" dir=\"ltr\"\u003e\n\u003cstrong\u003eAs mulch:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eUse as a top layer to retain moisture, suppress fungus gnats, and reduce soil compaction\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBecause it doesn’t break down, you won’t need to replace it during each repot. Just rinse and reuse.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eSybotanica’s Take: Structure Meets Bioactivity\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAt \u003c\/span\u003e\u003cspan\u003eSybotanica\u003c\/span\u003e\u003cspan\u003e, we love using lava gravel as a tool for balance: giving soil the structure it needs while leaving space for organic amendments to work their magic. When paired with worm castings, it becomes part of a closed-loop system where \u003c\/span\u003e\u003cspan\u003eminerals meet microbes\u003c\/span\u003e\u003cspan\u003e, and roots gain access to the full spectrum of nutrients they need to thrive.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIt’s just one more way we help you build better soil from the ground up—clean, stable, and alive.\u003c\/span\u003e\u003c\/p\u003e","brand":"Premium SYBASoil | 0-2 mm","offers":[{"title":"Default Title","offer_id":40401204871350,"sku":"SYB336","price":99.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0531\/2367\/8390\/files\/SYBASoil_3L_LavaGravel_31382697-b59e-4bf7-94f4-5e9e83da97fe.jpg?v=1773210826","url":"https:\/\/www.sybotanica.com\/en-se\/products\/lava-gravel-for-houseplants","provider":"Sybotanica","version":"1.0","type":"link"}