Categorize a list of flowers.
Lilac, Daisy, Marigold, Chrysanthemum
1. Perennial: Lilac, Chrysanthemum
2. Annual: Daisy, Marigold.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Categorize a list of flowers.

### Response:
1. Perennial: Lilac, Chrysanthemum
2. Annual: Daisy, Marigold.