The most common cause is a period of cold weather when the developing flower buds may turn yellow and fall off. This is a disorder, rather than a pest or disease and some varieties are more susceptible than others.
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.
Nongnooch Tropical Garden
Pattaya, Thailand
RHS Garden, Wisley
Woking, United Kingdom
Gardens of the Generalife, Alhambra
Granada, Spain
Kenrokuen Garden
Kanazawa, Ishikawa, Japan
Lalbagh Botanical Garden
Bangalore, India
The New York Botanical Garden
New York, United States