Pink evening primrose was ... like a common dolt, I left it there. What I didn't realize is that every bloom drops lots of seeds. Even worse, after the plant's foliage withers in summer, spreading ...

A caterpillar of the evening primrose moth (Schinia florida) devouring a flower bud of common evening primrose ... effectively reduces damage of the plant’s reproductive organs and progeny.

whose yellow flowers open during the evening and resemble the primrose plant, hence its name. Accidentally brought to Europe from North America in the 1600's, the plant quickly became known as ...