🍎 GROWING GUIDE – Wax Jambu (Water Apple)

🍎 Wax Jambu (Water Apple)

Crisp and refreshing fruit, apple texture with subtle flavor.

The Wax Jambu (Syzygium samarangense) produces beautiful bell-shaped fruits that are crisp and juicy.


☀️ Light

Full sun. Minimum 6-8 hours of direct sunlight per day for good fruit production.

💧 Watering

Water regularly and generously. Keep the soil consistently moist but well-drained. Wax Jambu thrives in humid conditions.

🌡️ Temperature

Ideal temperature: 22-30°C. Minimum temperature: 15°C. Very sensitive to cold. Indoor plant in Quebec, can be moved outdoors in summer.

🌱 Fertilization

Apply a balanced fertilizer (10-10-10) every 4-6 weeks in spring and summer. A fertilizer for tropical fruit trees is recommended.

🪴 Repotting

Repot every 2-3 years in spring. Use rich, well-draining, slightly acidic potting soil. Good drainage is essential.

✂️ Size

Prune after fruiting to maintain a compact shape. Thin out the center to promote air circulation.

🐛 Common problems

  • Fruit flies: Protect the fruit with bags
  • Yellow leaves: Excess water or iron deficiency
  • Fruit drop: Water stress or lack of light

🍎 Fruiting

Can produce from 3-4 years old. Bell-shaped fruits, pink or white, crisp and juicy. Harvest in summer.


Tropico-Québec tip: Wax Jambu loves heat and humidity. Mist the foliage regularly in summer.