Have you ever noticed the bulbs that form on the stems of goldenrod? Believe it or not, those bulbs house the larvae of an insect called the goldenrod gall fly. This fly is completely dependent on the ...

Not everyone seems to get as excited about galls as I do. A gall is an abnormal growth on a plant. Galls can occur anywhere– leaves, stems or roots and are usually caused by insects, fungi, or ...

The cold wind shaking the brittle weeds in the field was also causing the strange swollen growths on goldenrod stems to knock against each other. Not always obvious in the leafy green of summer, these ...

A You are correct, it is goldenrod and a specific species, the Canada Goldenrod. They are now coming into their full golden color, and few wildflowers are as spectacular. The growths are galls, (I ...

January may be a bit chilly and snowy, or it may be a time when we experience a thaw. But regardless of the weather, I find these midwinter days an excellent time for walks. The freezing rain that ...

image: Over time goldenrod plants and the gall flies that feed on them have been one-upping each other in an ongoing competition for survival. Now, a team of researchers has discovered that by ...

The bright yellow blooms of goldenrods brought a stunning beauty to old fields and roadsides in September. Now, the plants have turned a dull, lifeless brown as winter takes hold. Nevertheless, a ...

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