How To Care For A Bonsai Tree. You may think this is a no-brainer but the bonsai has very specific watering requirements. If the leaves turn yellow it is a sign you are giving your Bonsai too much water.
If your bonsai is tropical or sub-tropical avoid a drafty window as the cold may injure the foliage. You may need to provide a little water every day during the summer but only water once every few days during cold winter months. Leggy elongated needles on a pine bonsai are indicative of the tree needing more sunlight.
Granular fertilizers like pellets can be sprinkled on the surface of the soil.
You may need to provide a little water every day during the summer but only water once every few days during cold winter months. When the tree is watered the pellets slowly break down and feed the tree. Fertilize the tree with a special fertilizer meant to keep bonsai trees healthy. Most Bonsai need to be repotted every 2 years to make sure the trees dont become pot-bound which makes it harder to soak up and store water.