{"product_id":"westland-hydrangea-colourant-500g","title":"Westland Hydrangea Colourant (500g)","description":"\u003cp\u003e\u003cstrong\u003eWestland Hydrangea Colourant\u003c\/strong\u003e will help to turn your Hydrangeas from pink to blue. Made from iron and aluminium salts, this product will acidify the soil to turn light pink flowers blue and darker pink flowers mauve. Just remember that a few varieties of hydrangea have been specifically bred to produce pink flowers regardless of soil acidity, so it's worth checking the label if you have it.\u003c\/p\u003e\n\u003cp\u003eWestland Hydrangea colourant will work best on plants that are growing in acid soils, so for the best results we would advise you to double the application rate of the colourant or add ericaceous compost to soils that are naturally alkaline.\u003c\/p\u003e\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003eBetween April and September mix the Hydrangea Colourant with the soil around the base of the plant at a rate of 50g per square metre. Every 7 days during the growing season, dissolve 50g of colourant in 5 litres of water and apply to the soil around the plant. Be careful not to get any on the leaves.\u003c\/p\u003e\n\u003cp\u003eWhen planting Hydrangeas in containers, mix in 50g of colourant per 5 litres of compost, then continue to water as above every 7 days.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eContains Potassium to boost flowering\u003c\/li\u003e\n\u003cli\u003ePack size 500g\u003c\/li\u003e\n\u003cli\u003eCan be used to improve the colour \u0026amp; health of lime hating shrubs such as Azaleas \u0026amp; Rhododendrons\u003c\/li\u003e\n\u003cli\u003eA combination of iron and aluminium salts\u003c\/li\u003e\n\u003cli\u003eAcidifies the soil to produce blue flowers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSafety Info\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAlways read the label before use\u003c\/li\u003e\n\u003cli\u003eKeep out of reach of children and animals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan cause serious eye damage\u003c\/strong\u003e so if this product gets in your eyes:\n\u003cul\u003e\n\u003cli\u003eRinse cautiously with water for several minutes\u003c\/li\u003e\n\u003cli\u003eIf wearing contact lenses, remove them immediately and rinse eyes\u003c\/li\u003e\n\u003cli\u003eCall a doctor or poison centre immediately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eWear personal protective equipment such as gloves, eye protection or face protection\u003c\/li\u003e\n\u003cli\u003eContains Aluminium Sulfate Hexadecahydrate CAS No. 10043-01-3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Westland","offers":[{"title":"Default Title","offer_id":56082242142533,"sku":"1026246","price":7.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0925\/7458\/1061\/files\/0f09d889-Westland-Hydrangea-Colourant.jpg?v=1761657477","url":"https:\/\/www.gatesgardencentre.co.uk\/products\/westland-hydrangea-colourant-500g","provider":"Gates Garden Centre","version":"1.0","type":"link"}