Questions tagged [phenology]
Questions pertaining to periodic life cycle events, and how these are affected by the external environment, climatic variation and weather fluctiations.
2
questions
8
votes
1answer
281 views
What mechanisms tell temperate trees when to drop leaves?
I've been looking around and cannot find a definite answer on what it is that tells trees to change their metabolism and drop leaves. I see that such activity is called Deciduous.
What interests me ...
5
votes
2answers
1k views
What determines the autumn leaf color?
It is autumn out there. Green, brown, red, yellow, and mixed-colored leaves drop from the trees to the ground. What determines the colors of the leaves?
Wikipedia tells me
Leaf senescence is the ...
