General Superior Arnold Janssen

Read here what you need to consider when planting the rose General Superior Arnold Janssen should be aware of and how to prepare the planting site.

The most important care for roses is annual pruning. Here we explain when and how you General Superior Arnold Janssen prune.

For abundant blooms, you should fertilise the rose twice a year. Here you can find out when and how to supply a rose with nutrients.

The right way to move an old, established rose so that it keeps growing well in its new location.

An overview of animal pests on roses, including scale insects.
With tips on biological control.

General Superior Arnold Janssen not growing, losing its leaves or getting yellow leaves?
Here you can find out whether it is powdery mildew, black spot or rose rust, and what you can do about these diseases.