Hello Sheryl,
I have the same problem with my cat...here are some herbs you can try without concern.
•Basil
•Bee balm
•Cat Thyme
•Chamomile
•Chervil
•Coriander (Cilantro)
•Cress
•Dill
•Echinacea Purpurea (Coneflower)
•Gloxinia
•Hyssop
•Lavender
•Lemon Balm
•Lemon Verbena
•Lovage
•Mint
•Oregano
•Parsley
•Peppermint
•Rosemary
•Sage
•Spearmint
•Tarragon
•Thyme
