Something is causing green Douglas-fir cones to fall from the trees before they are ripe. And, the cones are getting piled up into mounds. Who’s doing this?
I’ve been sweeping zillions of tiny, brown, cone-like structures off of my driveway. They are male pollen cones from Douglas-firs, Pseudotsuga menziesii.
Douglas-fir cones are re-appearing again after a year of no cones.
Let's take apart a Douglas-fir cone with a pair of kitchen shears. What's inside?
For old cones, you'd expect that most or all of the seeds are gone, which is what we find.
What do Douglas-fir seeds look like? How many are there?
And finally, read this for a trick question ...
Have you ever seen Douglas maples in abundance? ... I haven't either, until a recent week-long trip to Cypress Island near Anacortes, Washington.