Are Black Eyed Susan Toxic To Dogs Aspca?

Are Black Eyed Susan Toxic To Dogs Aspca? Flowers. Plants like Iris, Dogwood, Lilacs, Geraniums, Poppies, Daisies, and Black-eyed-Susan are not likely to cause severe or life-threatening symptoms. Large ingestions of these plants could cause vomiting, diarrhea, dermatitis, or even lethargy. Is black-eyed Susan poisonous? The Black-eyed Susan (Rudbeckia hirta) is a wildflower that blooms