Japanese Larch
Larix kaempferi
- Deciduous
- Conifer
- Full sun
Deciduous conifer with strong seasonal character; flexible when young; ideal for literati styles.
Zone 8b notes
Very rot-prone in winter; ensure drainage
Care profile
Placement
Full sun
Provide full sun to encourage short internodes.
Watering
Moderate to high
Water deeply; don't allow to fully dry.
Fertilization
Balanced
Feed every 2 weeks in spring; reduce after midsummer.
Wiring
Spring or Autumn
Very flexible when young; bark scars easily.
Pruning
Structural in spring, maintenance in summer
Pinch candles for refinement; hard prune in early spring.
Repotting
Every 2-4 years
Repot in early spring before bud swell; root prune moderately.
Propagation
Cuttings or seed
Layering and softwood cuttings in spring work well.
Winter notes
Fully hardy but protect fine roots from ice damage.
Summer notes
Needs regular watering in heat; mulch helps retain moisture.
Current phase
Early Summer- Watering
- Monitor for drying; increase with heat.
- Fertilization
- Use balanced fertilizer monthly.
- Repotting
- Avoid repotting now.
- Pruning
- Light trim to maintain silhouette.
- Wiring
- Avoid new wire work in high heat.
- Bud Shoot Management
- Allow buds to elongate naturally.
- Pests Disease
- Aphids, spider mites, rust—check often.
- Summer Protection
- Provide partial shade during heatwaves.
- Wound Management
- Watch for signs of stress in healing areas.
- Deadwood Carving
- Resume with care.
- Propagation
- Attempt semi-hardwood cuttings.
- Development
- Encourage movement in branches with guy wires.
- Display
- Avoid peak heat displays.
