{"product_id":"hornwort-ceratophyllum-demersum","title":"Hornwort | Ceratophyllum demersum","description":"\u003cp\u003e\u003cstrong\u003eHornwort (Ceratophyllum demersum)\u003c\/strong\u003e is a reliable oxygenating pond plant, ideal for keeping water clear and healthy in garden ponds and larger lakes. This free-floating oxygenator can grow to considerable depths, making it especially useful in deeper water where other plants may struggle.\u003c\/p\u003e\n\u003cp\u003eThe finely divided brown foliage of Hornwort resembles tiny horns, reflecting its Latin name from the Greek “ceratos”, meaning horn. It thrives in full sun to part shade and produces small flowers from May to July, adding subtle seasonal interest beneath the water’s surface.\u003c\/p\u003e\n\u003cp\u003eAs an oxygenating plant, Ceratophyllum demersum helps improve water quality and provides valuable underwater cover where pond wildlife can shelter. Use Hornwort to increase submerged plant mass, support a balanced pond ecosystem, and complement marginal and floating plants in a naturalistic UK pond setting.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eFor help choosing the right types and quantities of oxygenating pond plants for your pond, see our \u003ca href=\"https:\/\/edenmere.co.uk\/blogs\/planting-and-care-guides\/oxygenating-plants-guide\" title=\"Oxygenating Pond Plants Guide\"\u003eOxygenating Pond Plants Guide\u003c\/a\u003e.\u003c\/p\u003e","brand":"edenmere","offers":[{"title":"Pack of 5","offer_id":56003868033410,"sku":"CERDEMB5","price":14.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0938\/3074\/2402\/files\/iStock-457974015.jpg?v=1772114971","url":"https:\/\/edenmere.co.uk\/products\/hornwort-ceratophyllum-demersum","provider":"Edenmere","version":"1.0","type":"link"}