Westland Hydrangea Colourant 500g
Hydrangea Colourant is a salt which changes the colour of pale pink hydrangea varieties to blue and darker pink varieties to mauve blue.
- A combination of iron & aluminium salts
- Acidifies the soil to produce blue flowers
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Fast UK Delivery
We aim to provide fast and efficient delivery on most packages to mainland UK addresses, there are some areas where we will need to charge slightly extra due to postage costs such as Highlands & Islands, Southern Ireland & Isle of Man.
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We're able to deliver locally (7 mile radius) for some items, £15 for orders up to £50, £10 for orders from £50 up to £100, and free for orders above £100.