{"product_id":"vitax-hydrangea-colourant-250g-052443","title":"Vitax Hydrangea Colourant 250g","description":"Hydrangeas growing in the presence of iron or aluminium salts which will tend to change colour and produce blue flowers\nVarieties naturally pale pink tend to blue best, the darker pink varieties turning to mauve\\\/blue\nBest results are obtained with plants growing in acid soil\nAvailable in pack size: 250g","brand":"Vitax","offers":[{"title":"Default Title","offer_id":51835070578971,"sku":"5HC250-STAX","price":7.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/6488\/5531\/files\/723_20201204135006_1024.jpg?v=1780797883","url":"https:\/\/rockbottomnorthampton.co.uk\/products\/vitax-hydrangea-colourant-250g-052443","provider":"Rockbottom Northampton","version":"1.0","type":"link"}