When To Fertilize Bonsai
The convention for when to fertilize is when a plant is in active growth primarily in the spring and early summer.
When to fertilize bonsai. If the tree is older or not in the growing stage you might have to reduce the frequency of fertilization. This is also when the extra nutrients that the fertilizer provides become most crucial to the health of your bonsai. You have to fertilize your bonsai tree regularly especially during the growing season. Most bonsai trees should be fertilized during the entire growth season of the tree.
You should fertilize indoor bonsai throughout the year. Most outdoor bonsai should not be fertilized in the winter since this will encourage growth that should not occur because the tree is supposed to be in dormancy. However if you have tropical plants you must be more attuned to the subtleties of their growth resting periods than might be more obvious with a hardy growth variety that has a natural dormancy in fall and winter. From early spring till mid autumn.
When to fertilize you will need to fertilize your bonsai throughout the entire growing season usually from early spring until mid autumn. This also varies from species to species and age of the bonsai tree. Older and more mature trees are often fertilized less frequently also depending on the species the time of year the stage of development and health of the tree. Bonsai trees go through a slow growth phase during this time.
Indoor trees can be fertilized around the year. When applying pour the liquid bonsai fertilizer directly over the leaves and allow it to drip into the soil.