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🌿 Herb medium

Growing Stevia in Siem Reap

🇰🇭 Zone 13 Planting Guide · Tropical savanna climate

USDA Zone 13 365 frost-free days 60-90 days to harvest

Quick Answer: Growing Stevia in Siem Reap

Yes, you can grow Stevia 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 Stevia takes 60-90 days to harvest. Stevia needs full sun and regular watering.

Climate Match Analysis

Moderate Match Siem Reap + Stevia

Siem Reap's climate requires careful timing. Summer highs (36°C) exceed Stevia's maximum (35°C), so plant early or provide shade. Follow the recommended planting months for success.

Stevia tolerates 10°C to 35°C
Optimal: 18°C - 28°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

Stevia Planting Calendar for Siem Reap

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

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

Stevia Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

📅

Days to Harvest

60-90

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Stevia

Harvest leaves before flowering for best sweetness. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and invites root rot. Wait until soil warms to at least 18°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: Stevia is NOT frost tolerant — wait until after the last frost in Siem Reap.

How to Grow Stevia 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. Stevia grows well with some gardening knowledge in this climate.

Stevia thrives in temperatures between 18°C and 28°C, requiring full sun and regular watering. In Siem Reap, the best months to plant Stevia are January, February, March, April, May, June, July, August, September, October, November, December. Stevia is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 60-90 days after planting.

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

Other Plants That Grow in Siem Reap

More plants you can grow alongside Stevia in Siem Reap

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Frequently Asked Questions

Can I grow stevia in Siem Reap?

Yes! Stevia 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 Stevia 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 stevia in Siem Reap?

In Siem Reap, the recommended planting months for Stevia 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 Stevia is not frost tolerant, make sure to plant after the last frost date.

How long does stevia take to grow in Siem Reap?

Stevia typically takes 60-90 days from planting to harvest. In Siem Reap's Tropical savanna climate with 365 frost-free days, you have plenty of time to grow Stevia to maturity. Harvest leaves before flowering for best sweetness. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and invites root rot. Wait until soil warms to at least 18°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 stevia indoors in Siem Reap?

Stevia 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 stevia in Siem Reap?

Plant Stevia 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 stevia hard to grow in Siem Reap?

Stevia 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 Stevia in Siem Reap is Moderate.

What grows well with stevia in Siem Reap?

In Siem Reap, you can grow many companion plants alongside Stevia. 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 stevia need full sun in Siem Reap?

Stevia 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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