Let me know whether the plants listed below are annuals or perennials.
- petunias
- geraniums
- black-eyed susans
- foxglove
- common milkweed
- impatiens 
- daylilies 
The plants listed are:
- petunias: annual
- geraniums: perennial
- black-eyed susans: perennial
- foxglove: perennial
- common milkweed: perennial
- impatiens: annual
- daylilies: perennial