With yellow leaves, your butterfly bush signals that it is not doing well. There are several causes that can cause foliage to discolor. You can read about what these are and how you can help your flowering bush here.
Why does my lilac have yellow leaves?
Yellow leaves on butterfly lilac can be caused by a location that is too dark, waterlogging or a lack of nutrients. This can be remedied by transplanting to a sunnier spot, improving soil permeability and regular fertilization in spring and summer.
Common causes of yellow leaves at a glance
A butterfly bush only lives up to its reputation as a robust summer bloomer if it receives the right care in a sunny location. If there are any oversights here, yellow leaves are inevitable. The most common causes with tips for solving the problem at a glance:
- Cause: Location too dark. – Solution: Transplant to a sunny location
- Cause: Waterlogging – Solution: Enrich the soil with grit and sand to improve permeability
- Cause: Nutrient deficiency - Solution: Fertilize in spring and summer with compost and horn shavings (€32.00 on Amazon)
Although a butterfly bush can cope well with short-term drought, this condition may not be permanent. If the shallow-rooted plants are exposed to drought stress, yellow leaves develop and fall to the ground. Therefore, water when the soil is dry.
