Usually, the leaves will be yellow if there is lime in the soil or compost. You can use Hydrangea Colourant (Vitax) or Sequestered Iron (Doff) to keep the leaf colour. This treatment will need to be repeated every year. Avoid watering the plant with tap water.
Gardening Expert: |
If you can't find what you are looking for on the website then you can ask one of our experts. To get in touch with us Click Here
We will try to get back to you with an answer as soon as we can.
Did you find this answer useful? Subscribe to our newsletter for gardeing news, projects, special offers and competitions.
Powerscourt Gardens
Enniskerry, Co. Wicklow, Ireland
RHS Harlow Carr
Harrogate, United Kingdom
Nongnooch Tropical Garden
Pattaya, Thailand
Royal Botanic Gardens Victoria
Melbourne, Australia
Vallarta Botanical Garden
Vallarta, Mexico
Saint Petersburg Botanical Garden
Saint Petersburg, Russia