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🌻 Flower easy

Growing Nasturtium in Berlin

🇩🇪 Zone 5 Planting Guide · Oceanic / Marine west coast climate

USDA Zone 5 220 frost-free days 35-52 days to harvest

Quick Answer: Growing Nasturtium in Berlin

Yes, you can grow Nasturtium in Berlin, DE! Plant during Apr, May, Jun, Jul for best results. Berlin is in USDA Zone 5 with a Oceanic / Marine west coast climate, offering 220 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 Berlin + Nasturtium

Berlin's climate requires careful timing. Winter lows (-2°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
Berlin range -2°C to 25°C

Berlin Climate Data

USDA Zone
5
Frost-Free
220days
Winter Low
-2°C
Summer High
25°C
Rainfall
570mm/yr
Climate
Cfb
Oceanic / Marine west coast

Nasturtium Planting Calendar for Berlin

Green months show the best time to plant Nasturtium in Berlin

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 Berlin.

How to Grow Nasturtium in Berlin

Berlin, DE is in USDA Hardiness Zone 5 with a Oceanic / Marine west coast climate (Köppen Cfb). With winter lows of -2°C and summer highs of 25°C, the growing season spans approximately 220 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 Berlin, the best months to plant Nasturtium are April, May, June, July. 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.

With 570mm of annual rainfall, Berlin provides moderate natural moisture. This should be adequate for Nasturtium's water needs.

Other Plants That Grow in Berlin

More plants you can grow alongside Nasturtium in Berlin

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Frequently Asked Questions

Can I grow nasturtium in Berlin?

Yes! Nasturtium can be successfully grown in Berlin, DE. Berlin is in USDA Hardiness Zone 5 with a Oceanic / Marine west coast climate. The difficulty level for growing Nasturtium here is rated "easy". The best months to plant are April, May, June, July.

When should I plant nasturtium in Berlin?

In Berlin, the recommended planting months for Nasturtium are April, May, June, July. Berlin has 220 frost-free days per year, with winter lows of -2°C and summer highs of 25°C. Since Nasturtium is not frost tolerant, make sure to plant after the last frost date.

How long does nasturtium take to grow in Berlin?

Nasturtium typically takes 35-52 days from planting to harvest. In Berlin's Oceanic / Marine west coast climate with 220 frost-free days, you have plenty of time 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 Berlin?

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

What month do I plant nasturtium in Berlin?

Plant Nasturtium in Berlin during April, May, June, July. These are the optimal months based on Berlin's USDA Zone 5 climate, 220 frost-free days, and temperature range of -2°C to 25°C.

Is nasturtium hard to grow in Berlin?

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

What grows well with nasturtium in Berlin?

In Berlin, 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 Berlin's Zone 5 climate.

Does nasturtium need full sun in Berlin?

Nasturtium requires full sun to partial shade. Nasturtium tolerates lower light. In Berlin, 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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