yellow flowering ragwort plant with caterpillars.

benweed biodiversity black bloom blooming cankerwort caterpillars cinnabar closeup colorful common cushag detail dog flower flowering food green habitat insect jacobaea jacobaeae james leaf mare meadow moth nanny ninny plant poisonous ragweed ragwort seasonal senecio spring staggerwort stammerwort standard stinking summer tansy tyria vulgaris weed wild wildflower wildlife willy wort yellow