Question: are zantedeschia poisonous to cats?
Answer: Lilies, specifically all species of Lilium (true lily) and Hemerocallis (day lily) are poisonous to cats. It is important to be aware that many plants have lily in their name such as lily of the valley (Convallaria majalis), peace lily (Spathiphyllum species) and calla or arum lily (Zantedeschia aethiopica).