Why can’t I keep temperate (non tropical) Bonsai trees indoor? The most important reason, as stated above, is that temperate trees need a period of dormancy . Though Bonsai trees are more delicate compared to the average indoor plant, . Re-potting your Bonsai will not keep it small; instead it will supply the tree with . Are you keen on keeping the tree indoors (which limits your options to (sub)tropical trees that can survive indoors) or would you like to put your Bonsai outside? Indoor bonsai are bonsai which are cultivated for the indoor environment. Traditionally, bonsai are temperate climate trees grown outdoors in . Ficus are intolerant to branch down-pruning; one must start with a small tree and keep it small. You can take good care of your indoor bonsai trees by reading further .. One of the problems keeping a tropical bonsai tree indoor is that the . It is possible to grow temperate climate plants indoors in winter if they are first given the required . Keep the lamp on 12 hours a day to augment the sunlight. The following are all great examples of indoor bonsai. .. Now I don’t know how or whats the best way to keep my tree happy and well. Also i . The bonsai is a delightful and fun plant to have around the home or office. . “Our juniper bonsai (outdoor option) and our golden gate ficus (indoor option) are the . The goal with pruning is to maintain its shape as it grows.