How to Grow Longan

Updated June 2026

A warm-season fruit for the home garden.

What it looks like as it grows

Longan is a rewarding warm-season crop for backyard growers.

🌱 Plant profile: Longan, with sowing times for your region, companion plants and common pests.

When to plant

Plant Longan in spring once the soil has warmed and all frost has passed. In the warmest regions a second crop is possible in late summer. See your region on the longan page for exact timing.

Varieties

• Kohala, Sweet, productive standard (Florida fruit nurseries)
• Biew Kiew, Crisp, high quality (Florida fruit nurseries)

How to grow it

• Sun & soil: full sun, rich well-drained soil with even moisture.
• Spacing: about 26.2 ft between plants.
• Sowing: sow about 10 in deep.
• Water: roughly 4 gal per plant every 4 days in hot weather.

Pests & problems

Watch for Erinose mite. In humid regions, Dieback and Anthracnose can appear, so space for airflow and water at the roots in the morning.

Harvest

Longan is usually ready to harvest within roughly 49 months once established. Pick regularly to keep plants productive.

When to plant in your region

Pick your region to see exactly when to plant longan where you garden.

See also: Longan in the plant library →

Related guides