From the tree's perspective, it's to protect it from freezing and breaking. It redirects it's water and nutrients into the roots so that they are protected from the cold and available in the spring. It also reduces the water in the trunk and branches so that when the freeze does occur the water doesn't expand in the wood and burst the cells and break the branches.
From our perspective it's because of a combination of shorter daylight hours and colder temperatures. The plants somehow sense this occurring and make the necessary preperations for the above mentioned freeze.
Even evergreens go through a (mostly) dormant period where growth will cease and only enough nutrients to maitain the tree will be sent upwards.
When a tree is dormant - usually in winter - it stops growing and developing and will not have any fruit or flowers on it.
because they go dormant or go to sleep
How often do you water trees in the winter?
The leaves of some trees change color in the autumn, as the chlorophyll is not renewed in them. These trees (deciduous) go dormant during the winter.
Because - during winter months trees go into a 'dormant' state - Most lose their leaves, and sap production is vastly reduced. Sap production resumes in spring - so it's better to tap the trees then.
There are many species of cockroach that have a dormant period during the winter. When the temperature at night drops below freezing, most cockroaches go dormant and will die after a week.
Trees hibernate or go dormant during harsh weather when the temperatures are colder and there is less sunlight. Depending on in which hemisphere the trees live, they could go dormant during October to April in the Northern Hemisphere, or April to October in the Southern Hemisphere.
Hornets go dormant during the winter months, or when the temperatures go below freezing. Most of them do not survive and those that do build new nests in the spring.
Yes every tree has leaves except a few xerophytic plants like Australian acacias
No but growth slows in winter.
Mosquitoes,Midges,Springtails,Deerflies,Blowflies, and Bumblebees Most go dormant during the winter and reappear in spring
It means they go into a cave, and go into a deep sleep, in the winter and live off of their reserves of fat. They can't hunt during the winter (there's no game around and they could freeze to death), so might as well get some shut eye.
Yes. In fact, it can be one of the best times of the year to go. Fish are beginning to become more active after a near dormant period during the winter.