Hi,

You can apply for a lot of jobs as there are many opportunities-

1.Plant care worker

2.Landscape designer

3.Ornamental horticulturist

4.Plant pathologist

5.Consultant horticulturist

6. Writer

7,Professor

8.Scientist

9. Project manager

10.Assistant manager human resources

There are many jobs in private sector as well. You can check their official website. Also you can work abroad

Hope that helps.