Flowers that cat owners should not keep include: lilies, evergreen plants, water lilies, pothos, tulips, oleanders, jasmine, azaleas, hydrangeas, spider lilies, hyacinths, aloe vera, poppies, daisies, amaryllis, lavender, cyclamen, calla lilies, and lucky bamboo.

These plants can easily cause poisoning symptoms in cats if ingested, such as vomiting, diarrhea, or allergies.