Japanese Satsuki Azalea Bonsai (botanically Rhododendron indicum, family Ericaceae) are popular bonsai plants with amazing flowers. Azalea bonsai shows a wide range of flower forms and colors, often appearing on a single plant. Satsuki bonsai bloom from May to June. The 2-3cm small leaves are also perfect for a bonsai.
Another reasons are: Azalea tolerates hard pruning very well and a attractive bonsai can be developed fast. Often Satsuki Azalea bonsai have strong trunks.
The Satsuki azalea is a densely branched shrub up to 2m height, rarely higher. They are native to the mountains of Japan. Rhododendron indicum is an evergreen shrub but sometimes partially deciduous in winter. A semi-shaded location is preferred. Japanese Azalea bonsai well tolerated temperatures below 0°C, but should be protected from strong wind.
Azaleas need a well drained soil with a low pH. Kanuma soil from Japan is ideally suited for this.