Rolled leaves on a pear tree are a worrying sign. The crop could be at risk, or worse, the life of the tree. Yes, rolled leaves are a clear indication that something is wrong, but taking action is more effective than worrying.
Why do pear tree leaves curl up?
There can be various causes for curled pear tree leaves, which should be investigated before combating them. Perhaps the pear tree is suffering from long-termheatand/or it is suffering fromwater shortageCurled leaves are also a symptom of an infestation withpear pox mites,Pear leaf suckers,Pear aphidsorPear leaf gall midges
Are curled leaves dangerous for the tree?
No general statement can be made about how much curled leaves will damage a pear tree. It depends on the cause, how resistant a specimen is and when and what countermeasures are taken. But in any case, rolled leaves should be taken seriously.
What are the causes of curled leaves?
On the one hand, to look for the causes in the living conditions, weather, location and care. On the other hand, an infestation with some pests also leads, among other things, to curled leaves. These include:
- Pearpox mite
- Pear leaf sucker
- Pear aphid
- and pear leaf gall midge
What living conditions lead to curled leaves?
If there is a longerheat and dry periodand/or the pear tree is located next to aheated wall, it will too warm and a lot of water has to evaporate. Since the tree doesn't want to die of thirst, it reduces evaporation by rolling up the leaves. This effect is exacerbated if the tree is not watered adequately during drought. Pear trees in containers are also more susceptible to drought.
Can pear tree leaves be rolled up again?
If the leaves of the pear are curled up due to heat/dryness, they will unroll as soon as it gets cooler and the soil gets wetter. You cannot influence the weather and only a young pear tree can be transplanted. Your job is to water your pear tree frequently and thoroughly on such days. If leaves are curled due to a disease, there is no way back, as they are usually also curled and covered with various growths. It is important to take appropriate measures to prevent further spread or re-emergence in the following year. These may vary depending on the pest.
Tip
Check your pear tree bowing in spring
Many pests can be prevented from spreading more easily if the infestation is discovered early. It's not that difficult because they are either clearly visible or leave other symptoms early on. Therefore, check your pear tree regularly for changes from the moment it shoots until autumn.
