Virtual Museum of Canada
Jardin botanique de Montréal 
Centre for Forest Research


In winter, trees are in dormancy. Their buds cannot grow and budbreak cannot accur, even if it was 30 degrees outside. And that is precisely why dormancy exists: to prevent the tree from growing in winter if there were a few abnormally hot days. It would truly be catastrophic.

Videoclip Transcription


Photo of conifers covered by snow