Early March I wired this small aspen.

populus tremuloides

populus tremuloides

This species can produce really short internodes.

populus tremuloides

April 20th, it starts to grow.

populus tremuloides

populus tremuloides

May 31

The tree grew vigourously and the wire already bit into the trunk. I must remove it and some scars will last a long time.

populus tremuloides

populus tremuloides

populus tremuloides

populus tremuloides

I rewired some branches and created a reminder in my phone calendar to check the wire again in June.

populus tremuloides