Dormant Bonsai

The rootsystems of our bonsai are the most susceptible part of the tree to damage from the cold.
Dormant bonsai. Outdoor versus indoor all trees are outdoor trees. I d like to start a discussion on winter dormant sprays addressing the following questions. In general the period for intervention more or less coincides with seasonal changes. In winter the tree is dormant because of very cold weather in early spring growth begins again in spring and early summer there is major growth in high summer the tree is dormant due to the heat in early.
Once a tree starts to grow it is very vulnerable to freezing temperatures buds easily die which significantly impacts the health of your bonsai. To keep trees dormant throughout the winter open up greenhouses when these warm up during sunny winter days. In nature a trees roots are buried into the ground and are rarely subjected to freezing temperatures. You can see this for yourself with a dormant bonsai in the video above.
Tree dormancy causes a lot of worry for many newcomers to bonsai. Do you use dormant sprays at all. Very little or in fact no growth is made during this time. If you look in a horticulture dictionary you will see that dormancy is a resting phase.
A beautiful japanese zelkova bonsai tree in winter the ramification is incredible. The following article discusses the problems associated with dormancy and how one may overcome them. It can be scary to start seeing your tree start to have yellow leaves or even drop them altogether. Following a couple of nights in the 30 s temperate trees can safely be root pruned.
A state of temporary cessation of growth and the slowing down of other activities in whole plants. Luckily this is very normal and a necessary part of your tree s cycle. But what does it mean that the bonsai is dormant. Whilst the surface of the ground may freeze this will only affect the top few inches of the soil.
Pretty soon the leaves will drop the temperatures will drop and we ll be prepping our trees for winter storage. Every tree will go into a dormant period during the cold season. One caution about bonsai dormancy in florida. Well it s getting to be that time of year again.
The period of dormancy may be very short perhaps only 10 to 14 days so once you decide that a tree has gone dormant don t delay doing the work needed. This is the descriptive word for the period during late autumn and winter when a tree rests.