The common ingredients in bonsai soil are akadama, pumice, lava rock, organic potting compost, and fine gravel. Ideal bonsai soil should be pH neutral, neither acidic nor basic. A pH between 6.5 and 7.5 is ideal.
Secondly, can potting soil be used for bonsai?
If you are serious about bonsai, then potting soil is not suitable. You need a substrate that drains well, and does not stay wet too long, as well as allows a lot of gas-exchange.
One may also ask, can you use plant food on bonsai?
During the growing season (early spring through late summer) your bonsai should be fed weekly with bonsai fertilizer. … Deciduous bonsai trees should be fertilized weekly during the growing season and stopped once the leaves have fallen. During the fall and winter months feed your bonsai a 0-10-10 fertilizer.
How long after repotting bonsai can I fertilize?
Bonsai trees don’t grow in the potting soil normally used for other potted plants, which is designed to retain water and be a dense source of nutrients. … Bonsai soil particles are also much larger than normal soil, sifted to be around 3/16 inch in size.