Pine trees produce male cones, which shed pollen, and female cones, which develop into pine cones. The eggs hatch and the pine catkin sawfly larvae feed on the male cones (or catkin) as they grow out.

Every year the eastern cottonwood trees in Michigan release their fluffy seeds. The end of June likely marks the end of this ...

Immediately following the pine pollen was oak pollen. My wife and I are blessed to have several large oak trees around our home. Truth be told, I need to have some cut down are they are too close to ...

The composition of pine needle essential oil is very simple: mostly a pine terpene appropriately called pinene; to which sometimes is admixed another terpene, limonene, a common ingredient of ...

Catkins release pollen so they can trigger hayfever, but seasonal timings could change. Juergen Faelchle/Shutterstock. Female catkins are a bit more understated.

After the seeds disperse, the trees shed catkins, inch-long flower structures. Trees are smarter than you think, and the evidence is found in their unique ways they disperse their seeds.

Catkins grow lower than flowers so the wind will blow their pollen away from their ... "Our pine cones in no way have artificial genetic modifications," explains Tree Improvement Forester Serenia ...

As temperatures climb across northern China, willow and poplar catkins are expected to fill the air, raising seasonal concerns during the Qingming Festival holiday this week, weather officials ...

Immediately following the pine pollen was oak pollen. My wife and I are blessed to have several large oak trees around our home. Truth be told, I need to have some cut down as they are too close to ...

Retired teacher Larry Weber, of Barnum, is the author of “Butterflies of the North Woods" and “Spiders of the North Woods," among other books. Reach him via Katie Rohman at [email protected].

Once their pollen is released into the atmosphere, the short-lived catkins have served their purpose and fall to the ground. Catkins grow lower than flowers so the wind will blow their pollen away ...