Westland Hydrangea Colourant | Jumbo 500g Size

Westland Hydrangea Colourant quickly and easily changes your hydrangeas from Pink to Blue! All you need to do is add the colourant to water and feed your plants.

Directions For Use:

Best results are obtained with plants growing in acid conditions. Where the soil is naturally alkaline, use ericaceous compost and double the application rate. Established Shrubs Mix Colourant into the soil at the rate of 50g per square metre (1 capful per square metre).  Every 7 days during the growing season dissolve 50g of Hydrangea Colourant in 5 litres of water (1 level capful per 5 litres of water) and apply to the area of soil covered by the shrub. N.B. DO NOT APPLY DIRECTLY ONTO PLANT FOLIAGE. Container Grown Hydrangeas When potting mix Colourant into the compost at the rate of 50g per 5 litres of compost (1 capful per 5 litres).  Every 7 days during the growing season dissolve 50g of Hydrangea Colourant in 5 litres of water (1 level capful per 5 litres of water) and water the plant. Lime Hating Shrubs The colour of all lime hating shrubs can be intensified by treating the soil with Westland Hydrangea Colourant at the same application rate.