Gray alder bark.
Nov 11, Continuing with the refrigerator analogy, in the fall, alder trees- just like other deciduous trees- get rid of their old leaves by"sending them to recycling" down on the forest floor. But alders do not take the food out first! They leave the chlorophyll in the leaves,"wasting" valuable resources including nitrogen. Why would alder trees do this?Estimated Reading Time: 5 mins.
Hazel alder leaves.
Mar 05, Alder Tree Identification The easiest way of recognizing an alder tree is by its distinctive little fruiting body, called a strobile. They appear in fall and look like 1 inch ( cm.) long cones. Strobiles remain on the tree until the following spring, and the small, nutlike seeds they contain supply winter food for birds and small bushcutting.barted Reading Time: 2 mins.