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🌿 Herb medium

Growing Stevia in Montevideo

🇺🇾 Zone 8 Planting Guide · Humid subtropical climate

USDA Zone 8 300 frost-free days 60-90 days to harvest

Quick Answer: Growing Stevia in Montevideo

Yes, you can grow Stevia in Montevideo, UY! Plant during Aug, Sep, Oct, Nov for best results. Montevideo is in USDA Zone 8 with a Humid subtropical climate, offering 300 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 Montevideo + Stevia

Montevideo's climate requires careful timing. Winter lows (6°C) drop below Stevia's minimum (10°C), so avoid cold months. Follow the recommended planting months for success.

Stevia tolerates 10°C to 35°C
Optimal: 18°C - 28°C
Montevideo range 6°C to 28°C

Montevideo Climate Data

USDA Zone
8
Frost-Free
300days
Winter Low
6°C
Summer High
28°C
Rainfall
1100mm/yr
Climate
Cfa
Humid subtropical

Stevia Planting Calendar for Montevideo

Green months show the best time to plant Stevia in Montevideo

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 Montevideo.

How to Grow Stevia in Montevideo

Montevideo, UY is in USDA Hardiness Zone 8 with a Humid subtropical climate (Köppen Cfa). With winter lows of 6°C and summer highs of 28°C, the growing season spans approximately 300 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 Montevideo, the best months to plant Stevia are August, September, October, November. 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.

Montevideo receives 1100mm of annual rainfall, which provides good natural moisture for Stevia. Supplement with additional watering during dry spells.

Other Plants That Grow in Montevideo

More plants you can grow alongside Stevia in Montevideo

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Frequently Asked Questions

Can I grow stevia in Montevideo?

Yes! Stevia can be successfully grown in Montevideo, UY. Montevideo is in USDA Hardiness Zone 8 with a Humid subtropical climate. The difficulty level for growing Stevia here is rated "medium". The best months to plant are August, September, October, November.

When should I plant stevia in Montevideo?

In Montevideo, the recommended planting months for Stevia are August, September, October, November. Montevideo has 300 frost-free days per year, with winter lows of 6°C and summer highs of 28°C. Since Stevia is not frost tolerant, make sure to plant after the last frost date.

How long does stevia take to grow in Montevideo?

Stevia typically takes 60-90 days from planting to harvest. In Montevideo's Humid subtropical climate with 300 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 Montevideo?

Stevia can potentially be grown indoors in Montevideo 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 Aug, Sep, Oct, Nov outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant stevia in Montevideo?

Plant Stevia in Montevideo during August, September, October, November. These are the optimal months based on Montevideo's USDA Zone 8 climate, 300 frost-free days, and temperature range of 6°C to 28°C.

Is stevia hard to grow in Montevideo?

Stevia is rated "medium" to grow in Montevideo. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Stevia in Montevideo is Moderate.

What grows well with stevia in Montevideo?

In Montevideo, 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 Montevideo's Zone 8 climate.

Does stevia need full sun in Montevideo?

Stevia requires full sun. In Montevideo, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.

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

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