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Growing Yarrow in Riga

🇱🇻 Zone 4 Planting Guide · Warm-summer humid continental climate

USDA Zone 4 180 frost-free days 60-90 days to harvest

Quick Answer: Growing Yarrow in Riga

Yes, you can grow Yarrow in Riga, LV! Plant during Mar, Apr, May, Aug, Sep for best results. Riga is in USDA Zone 4 with a Warm-summer humid continental climate, offering 180 frost-free days per year. The difficulty level is easy, and Yarrow takes 60-90 days to harvest. Yarrow needs full sun and low watering.

Climate Match Analysis

Good Match Riga + Yarrow

Riga's temperatures (-7°C to 22°C) are within the tolerable range for Yarrow (-25°C to 32°C), though not always in the optimal zone (12°C to 24°C). Plant during recommended months for best results.

Yarrow tolerates -25°C to 32°C
Optimal: 12°C - 24°C
Riga range -7°C to 22°C

Riga Climate Data

USDA Zone
4
Frost-Free
180days
Winter Low
-7°C
Summer High
22°C
Rainfall
641mm/yr
Climate
Dfb
Warm-summer humid continental

Yarrow Planting Calendar for Riga

Green months show the best time to plant Yarrow in Riga

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

Yarrow Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Low

Drought tolerant, water sparingly

📅

Days to Harvest

60-90

From planting to first harvest

📊

Difficulty

easy

Great for beginners

💡 Growing Tips for Yarrow

Extremely drought-tolerant. Divide every 2-3 years. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Overwatering is the most common mistake. Let soil dry out between waterings and ensure drainage is excellent.

Frost tolerance: Yarrow is frost tolerant — you can plant earlier in spring.

How to Grow Yarrow in Riga

Riga, LV is in USDA Hardiness Zone 4 with a Warm-summer humid continental climate (Köppen Dfb). With winter lows of -7°C and summer highs of 22°C, the growing season spans approximately 180 frost-free days. Yarrow is one of the easiest plants to grow in this climate.

Yarrow thrives in temperatures between 12°C and 24°C, requiring full sun and low watering. In Riga, the best months to plant Yarrow are March, April, May, August, September. Since Yarrow can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 60-90 days after planting.

With 641mm of annual rainfall, Riga provides moderate natural moisture. This should be adequate for Yarrow's water needs.

Other Plants That Grow in Riga

More plants you can grow alongside Yarrow in Riga

Keep Exploring

Frequently Asked Questions

Can I grow yarrow in Riga?

Yes! Yarrow can be successfully grown in Riga, LV. Riga is in USDA Hardiness Zone 4 with a Warm-summer humid continental climate. The difficulty level for growing Yarrow here is rated "easy". The best months to plant are March, April, May, August, September.

When should I plant yarrow in Riga?

In Riga, the recommended planting months for Yarrow are March, April, May, August, September. Riga has 180 frost-free days per year, with winter lows of -7°C and summer highs of 22°C. Yarrow is frost tolerant, giving you more flexibility with planting dates.

How long does yarrow take to grow in Riga?

Yarrow typically takes 60-90 days from planting to harvest. In Riga's Warm-summer humid continental climate with 180 frost-free days, you have enough time with good planning to grow Yarrow to maturity. Extremely drought-tolerant. Divide every 2-3 years. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Overwatering is the most common mistake. Let soil dry out between waterings and ensure drainage is excellent.

Can I grow yarrow indoors in Riga?

Yarrow can potentially be grown indoors in Riga 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 Mar, Apr, May, Aug, Sep outdoor planting window. Use containers with good drainage and low watering.

What month do I plant yarrow in Riga?

Plant Yarrow in Riga during March, April, May, August, September. These are the optimal months based on Riga's USDA Zone 4 climate, 180 frost-free days, and temperature range of -7°C to 22°C.

Is yarrow hard to grow in Riga?

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

What grows well with yarrow in Riga?

In Riga, you can grow many companion plants alongside Yarrow. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Riga's Zone 4 climate.

Does yarrow need full sun in Riga?

Yarrow requires full sun. In Riga, 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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