Toxic' and 'harmful' spring plants to avoid cats and dogs eating 'watch them closely' Express.co.uk Prickly Ash (Zanthoxylum americanum) is no ash, but it is rather prickly and one of those native plants (see also Aralia spinosa) that look like goblins could use them as a Cancer tumours destroyed by berry found in Queensland rainforest Cancer The Guardian Fiddlehead Foraging Brunswick Topsham Land Trust