Is Silver Posie Thyme toxic to cats?

No — silver posie thyme is listed by the ASPCA as non-toxic to cats. It is a sensible choice for a home with a cat; a curious nibble will not poison them, though no plant is meant to be eaten. Thymus vulgaris and its cultivars, including 'Silver Posie', are listed by ASPCA as non-toxic to dogs and cats. Thyme is a standard culinary herb with no toxic principles at normal exposure levels. It is safe in the herb garden around pets. Very large quantities of thyme essential oil (concentrated form) may cause mild gastrointestinal upset, but garden-level contact and typical culinary use are safe.

Yes — the ASPCA lists silver posie thyme as non-toxic to cats and dogs. A cat that chews a large amount of any foliage can still get a mild, brief stomach upset, so discourage grazing, but it will not be poisoned.

The ASPCA classification Growli uses applies to both cats and dogs: Silver Posie Thyme is non-toxic to dogs as well. See the full silver posie thyme pet-safety guide for both species.

Reliable ASPCA non-toxic picks for a cat home include spider plant, calathea, parlor palm, peperomia, and most true ferns. Browse the best cats-safe plants list to check more before you buy.