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Growing Nasturtium in Ulaanbaatar

🇲🇳 Zone 1 Planting Guide · Cold semi-arid climate

USDA Zone 1 110 frost-free days 35-52 days to harvest

Quick Answer: Growing Nasturtium in Ulaanbaatar

Yes, you can grow Nasturtium in Ulaanbaatar, MN! Plant during May, Jun, Jul, Aug for best results. Ulaanbaatar is in USDA Zone 1 with a Cold semi-arid climate, offering 110 frost-free days per year. The difficulty level is easy, and Nasturtium takes 35-52 days to harvest. Nasturtium needs full sun to partial shade and low watering.

Climate Match Analysis

Moderate Match Ulaanbaatar + Nasturtium

Ulaanbaatar's climate requires careful timing. Winter lows (-30°C) drop below Nasturtium's minimum (5°C), so avoid cold months. Follow the recommended planting months for success.

Nasturtium tolerates 5°C to 30°C
Optimal: 15°C - 25°C
Ulaanbaatar range -30°C to 23°C

Ulaanbaatar Climate Data

USDA Zone
1
Frost-Free
110days
Winter Low
-30°C
Summer High
23°C
Rainfall
267mm/yr
Climate
BSk
Cold semi-arid

Nasturtium Planting Calendar for Ulaanbaatar

Green months show the best time to plant Nasturtium in Ulaanbaatar

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

Nasturtium Growing Requirements

☀️

Sunlight

Full Sun to Partial Shade

2-4 hours direct sunlight

💧

Water

Low

Drought tolerant, water sparingly

📅

Days to Harvest

35-52

From planting to first harvest

📊

Difficulty

easy

Great for beginners

💡 Growing Tips for Nasturtium

Poor soil produces more flowers. Seeds are large and easy for kids. Wait until soil warms to at least 15°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Overwatering is the most common mistake. Let soil dry out between waterings and ensure drainage is excellent.

Frost tolerance: Nasturtium is NOT frost tolerant — wait until after the last frost in Ulaanbaatar.

How to Grow Nasturtium in Ulaanbaatar

Ulaanbaatar, MN is in USDA Hardiness Zone 1 with a Cold semi-arid climate (Köppen BSk). With winter lows of -30°C and summer highs of 23°C, the growing season spans approximately 110 frost-free days. Nasturtium is one of the easiest plants to grow in this climate.

Nasturtium thrives in temperatures between 15°C and 25°C, requiring full sun to partial shade and low watering. In Ulaanbaatar, the best months to plant Nasturtium are May, June, July, August. Nasturtium is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 35-52 days after planting.

Ulaanbaatar receives only 267mm of annual rainfall, so consistent irrigation will be essential for growing Nasturtium successfully.

Other Plants That Grow in Ulaanbaatar

More plants you can grow alongside Nasturtium in Ulaanbaatar

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Frequently Asked Questions

Can I grow nasturtium in Ulaanbaatar?

Yes! Nasturtium can be successfully grown in Ulaanbaatar, MN. Ulaanbaatar is in USDA Hardiness Zone 1 with a Cold semi-arid climate. The difficulty level for growing Nasturtium here is rated "easy". The best months to plant are May, June, July, August.

When should I plant nasturtium in Ulaanbaatar?

In Ulaanbaatar, the recommended planting months for Nasturtium are May, June, July, August. Ulaanbaatar has 110 frost-free days per year, with winter lows of -30°C and summer highs of 23°C. Since Nasturtium is not frost tolerant, make sure to plant after the last frost date.

How long does nasturtium take to grow in Ulaanbaatar?

Nasturtium typically takes 35-52 days from planting to harvest. In Ulaanbaatar's Cold semi-arid climate with 110 frost-free days, you have enough time with good planning to grow Nasturtium to maturity. Poor soil produces more flowers. Seeds are large and easy for kids. Wait until soil warms to at least 15°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Overwatering is the most common mistake. Let soil dry out between waterings and ensure drainage is excellent.

Can I grow nasturtium indoors in Ulaanbaatar?

Nasturtium can potentially be grown indoors in Ulaanbaatar with proper conditions. It requires full sun to partial shade (2-4 hours of indirect light). Indoor growing extends your season beyond the May, Jun, Jul, Aug outdoor planting window. Use containers with good drainage and low watering.

What month do I plant nasturtium in Ulaanbaatar?

Plant Nasturtium in Ulaanbaatar during May, June, July, August. These are the optimal months based on Ulaanbaatar's USDA Zone 1 climate, 110 frost-free days, and temperature range of -30°C to 23°C.

Is nasturtium hard to grow in Ulaanbaatar?

Nasturtium is rated "easy" to grow in Ulaanbaatar. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Nasturtium in Ulaanbaatar is Moderate.

What grows well with nasturtium in Ulaanbaatar?

In Ulaanbaatar, you can grow many companion plants alongside Nasturtium. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Ulaanbaatar's Zone 1 climate.

Does nasturtium need full sun in Ulaanbaatar?

Nasturtium requires full sun to partial shade. Nasturtium tolerates lower light. In Ulaanbaatar, a spot with filtered or indirect light for 2-4 hours works well.

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

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