Trees Blogs

Recently, on a cold, single-digit day I paid a visit to the University of Illinois Plant Biology Greenhouses.  Since it was quite sunny and warm under the glass greenhouse roof, my mind drifted far from the snow and ice that was entrenched outside.  Nothing can beat the tropical ecosystem...

Winter is an excellent time for reflection on the past year’s growing season and any gardening successes or failures to account for next year.  In this season of seed catalog mailings and New Year’s resolutions, I have found it to be an ideal time to set gardening goals for the coming year...

The Norfolk Island pine (Araucaria heterophylla) is a common houseplant that is often sold around Christmas time due to its Christmas-tree-like appearance.  However, in its native range, it is quite different than the 1-5 ft houseplant we know it as, reaching heights of 150-200 feet...

Over the past several weeks, our fall color has peaked here in central Illinois.  The stunning bright red to pink hues of red maple (Acer rubrum) were exceptional this year.  Who could miss the rainbow of color from sweet gums (Liquidambar styraciflua), covering yellows...

One of the most glorious aspects of fall is bringing in the apple harvest.  Every year around harvest time I wonder when exactly to pick my apples, which raises some questions.  What does the apple maturity chart say for this variety? Has the weather this year impacted fruit quality?...

Have you ever wondered what the earth looked like when the dinosaurs roamed?  Humans didn’t realize that we have a living fossil among us that offers a glimpse into the past until the 1940s when the dawn redwood tree (Metasequoia glyptostroboides) was “discovered” by scientists in...

Do you have a tree that is displaying fall color right now?  Although it may be beautiful, this may be a sign of health issues.  In our area, most trees do not begin to change colors for the season until October.   A branch or two here and there or some yellow leaves in the...