This is a mineral deficiency called bitter pit, caused by a lack of calcium. You can apply J Arthur Bowers Garden Lime from Westland under the tree in early spring or apply foliar sprays of calcium nitrate as Calcium Multi-action from Thompson & Morgan from mid-June to mid-September to increase calcium levels.
![]() |
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.
Kenrokuen Garden
Kanazawa, Ishikawa, Japan
Rio de Janeiro Botanical Gardens
Rio de Janeiro, Brazil
Kirstenbosch National Botanical Garden
Cape Town, South Africa
Saint Petersburg Botanical Garden
Saint Petersburg, Russia
Gardens of the Generalife, Alhambra
Granada, Spain
Royal Botanic Garden Sydney
Sydney, Australia