Satsuki Azalea
Rhododendron indicum
- Evergreen
- Broadleaf
- Partial shade
Classic flowering bonsai; evergreen with small leaves and vivid blooms; sensitive roots.
Zone 8b notes
Monitor root rot during heavy rain
Care profile
Placement
Partial shade
Avoid midday sun in summer - leaf burn risk.
Watering
High
Must be kept moist - use well-drained, acidic soil.
Fertilization
Balanced
Use azalea-specific fertilizer; avoid lime.
Wiring
Spring or Autumn
Avoid wiring thick branches - clip-and-grow preferred.
Pruning
Structural in early spring, maintenance after flowering
Trim after flowering; pinch new shoots regularly.
Repotting
Every 2-3 years
Repot just before spring growth; protect fine roots.
Propagation
Cuttings or seed
Semi-hardwood cuttings under mist root best.
Winter notes
Protect from freezing winds and root zone frost.
Summer notes
Keep moist; high heat increases transpiration stress.
Current phase
Early Summer- Watering
- Daily in heat; never let dry out. Rain may not be enough.
- Fertilization
- Resume post-bloom feeding. Use balanced acidic feed.
- Pruning
- Refine structure. Pinch back vigorous growth.
- Wiring
- Apply guy wires or light bends only if necessary.
- Bud Shoot Management
- Pinch growing shoots if internodes stretch.
- Pests Disease
- High risk for lace bugs. Use neem or systemic control.
- Summer Protection
- Partial shade during hottest part of the day.
- Propagation
- Ideal time for semi-hardwood cuttings.
- Development
- Maximize growth. Feed and manage vigor.
