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🥬 Vegetable medium

Growing Yam in Siem Reap

🇰🇭 Zone 13 Planting Guide · Tropical savanna climate

USDA Zone 13 365 frost-free days 180-365 days to harvest

Quick Answer: Growing Yam in Siem Reap

Yes, you can grow Yam in Siem Reap, KH! Plant during Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec for best results. Siem Reap is in USDA Zone 13 with a Tropical savanna climate, offering 365 frost-free days per year. The difficulty level is medium, and Yam takes 180-365 days to harvest. Yam needs full sun and regular watering.

Climate Match Analysis

Good Match Siem Reap + Yam

Siem Reap's temperatures (20°C to 36°C) are within the tolerable range for Yam (18°C to 38°C), though not always in the optimal zone (24°C to 32°C). Plant during recommended months for best results.

Yam tolerates 18°C to 38°C
Optimal: 24°C - 32°C
Siem Reap range 20°C to 36°C

Siem Reap Climate Data

USDA Zone
13
Frost-Free
365days
Winter Low
20°C
Summer High
36°C
Rainfall
1380mm/yr
Climate
Aw
Tropical savanna

Yam Planting Calendar for Siem Reap

Green months show the best time to plant Yam in Siem Reap

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Plant Yam Not recommended

Yam Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

📅

Days to Harvest

180-365

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Yam

Needs long warm season. Different from sweet potato. Wait until soil warms to at least 24°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Frost tolerance: Yam is NOT frost tolerant — wait until after the last frost in Siem Reap.

How to Grow Yam in Siem Reap

Siem Reap, KH is in USDA Hardiness Zone 13 with a Tropical savanna climate (Köppen Aw). With winter lows of 20°C and summer highs of 36°C, the growing season spans approximately 365 frost-free days. Yam grows well with some gardening knowledge in this climate.

Yam thrives in temperatures between 24°C and 32°C, requiring full sun and regular watering. In Siem Reap, the best months to plant Yam are January, February, March, April, May, June, July, August, September, October, November, December. Yam is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 180-365 days after planting.

Siem Reap receives 1380mm of annual rainfall, which provides good natural moisture for Yam. Supplement with additional watering during dry spells.

Other Plants That Grow in Siem Reap

More plants you can grow alongside Yam in Siem Reap

Keep Exploring

Frequently Asked Questions

Can I grow yam in Siem Reap?

Yes! Yam can be successfully grown in Siem Reap, KH. Siem Reap is in USDA Hardiness Zone 13 with a Tropical savanna climate. The difficulty level for growing Yam here is rated "medium". The best months to plant are January, February, March, April, May, June, July, August, September, October, November, December.

When should I plant yam in Siem Reap?

In Siem Reap, the recommended planting months for Yam are January, February, March, April, May, June, July, August, September, October, November, December. Siem Reap has 365 frost-free days per year, with winter lows of 20°C and summer highs of 36°C. Since Yam is not frost tolerant, make sure to plant after the last frost date.

How long does yam take to grow in Siem Reap?

Yam typically takes 180-365 days from planting to harvest. In Siem Reap's Tropical savanna climate with 365 frost-free days, you have plenty of time to grow Yam to maturity. Needs long warm season. Different from sweet potato. Wait until soil warms to at least 24°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Can I grow yam indoors in Siem Reap?

Yam can potentially be grown indoors in Siem Reap with proper conditions. It requires full sun (6+ hours of direct light — a south-facing window or grow lights recommended). Indoor growing extends your season beyond the Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant yam in Siem Reap?

Plant Yam in Siem Reap during January, February, March, April, May, June, July, August, September, October, November, December. These are the optimal months based on Siem Reap's USDA Zone 13 climate, 365 frost-free days, and temperature range of 20°C to 36°C.

Is yam hard to grow in Siem Reap?

Yam is rated "medium" to grow in Siem Reap. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Yam in Siem Reap is Good.

What grows well with yam in Siem Reap?

In Siem Reap, you can grow many companion plants alongside Yam. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Siem Reap's Zone 13 climate.

Does yam need full sun in Siem Reap?

Yam requires full sun. In Siem Reap, provide at least 6 hours of direct sunlight daily. During peak summer heat, some afternoon shade can help prevent heat stress.

Last updated: March 2026 · Climate data from NOAA, FAO, USDA

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