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Growing Waterlily in Tehran

🇮🇷 Zone 6 Planting Guide · Cold semi-arid climate

USDA Zone 6 240 frost-free days 90-180 days to harvest

Quick Answer: Growing Waterlily in Tehran

Yes, you can grow Waterlily in Tehran, IR! Plant during Mar, Apr, May, Jun for best results. Tehran is in USDA Zone 6 with a Cold semi-arid climate, offering 240 frost-free days per year. The difficulty level is medium, and Waterlily takes 90-180 days to harvest. Waterlily needs full sun and frequent watering.

Climate Match Analysis

Moderate Match Tehran + Waterlily

Tehran's climate requires careful timing. Winter lows (-1°C) drop below Waterlily's minimum (5°C), so avoid cold months. Summer highs (36°C) exceed Waterlily's maximum (35°C), so plant early or provide shade. Follow the recommended planting months for success.

Waterlily tolerates 5°C to 35°C
Optimal: 18°C - 28°C
Tehran range -1°C to 36°C

Tehran Climate Data

USDA Zone
6
Frost-Free
240days
Winter Low
-1°C
Summer High
36°C
Rainfall
228mm/yr
Climate
BSk
Cold semi-arid

Waterlily Planting Calendar for Tehran

Green months show the best time to plant Waterlily in Tehran

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

Waterlily Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Frequent

Keep soil consistently moist

📅

Days to Harvest

90-180

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Waterlily

Needs still, warm water and full sun. Plant in aquatic baskets. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Consistent moisture is critical. Mulch with straw or compost to retain soil moisture and keep roots cool during hot weather.

Frost tolerance: Waterlily is NOT frost tolerant — wait until after the last frost in Tehran.

How to Grow Waterlily in Tehran

Tehran, IR is in USDA Hardiness Zone 6 with a Cold semi-arid climate (Köppen BSk). With winter lows of -1°C and summer highs of 36°C, the growing season spans approximately 240 frost-free days. Waterlily grows well with some gardening knowledge in this climate.

Waterlily thrives in temperatures between 18°C and 28°C, requiring full sun and frequent watering. In Tehran, the best months to plant Waterlily are March, April, May, June. Waterlily is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 90-180 days after planting.

Tehran receives only 228mm of annual rainfall, so consistent irrigation will be essential for growing Waterlily successfully.

Other Plants That Grow in Tehran

More plants you can grow alongside Waterlily in Tehran

Keep Exploring

Frequently Asked Questions

Can I grow waterlily in Tehran?

Yes! Waterlily can be successfully grown in Tehran, IR. Tehran is in USDA Hardiness Zone 6 with a Cold semi-arid climate. The difficulty level for growing Waterlily here is rated "medium". The best months to plant are March, April, May, June.

When should I plant waterlily in Tehran?

In Tehran, the recommended planting months for Waterlily are March, April, May, June. Tehran has 240 frost-free days per year, with winter lows of -1°C and summer highs of 36°C. Since Waterlily is not frost tolerant, make sure to plant after the last frost date.

How long does waterlily take to grow in Tehran?

Waterlily typically takes 90-180 days from planting to harvest. In Tehran's Cold semi-arid climate with 240 frost-free days, you have plenty of time to grow Waterlily to maturity. Needs still, warm water and full sun. Plant in aquatic baskets. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Consistent moisture is critical. Mulch with straw or compost to retain soil moisture and keep roots cool during hot weather.

Can I grow waterlily indoors in Tehran?

Waterlily can potentially be grown indoors in Tehran 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, Jun outdoor planting window. Use containers with good drainage and frequent watering.

What month do I plant waterlily in Tehran?

Plant Waterlily in Tehran during March, April, May, June. These are the optimal months based on Tehran's USDA Zone 6 climate, 240 frost-free days, and temperature range of -1°C to 36°C.

Is waterlily hard to grow in Tehran?

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

What grows well with waterlily in Tehran?

In Tehran, you can grow many companion plants alongside Waterlily. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Tehran's Zone 6 climate.

Does waterlily need full sun in Tehran?

Waterlily requires full sun. In Tehran, 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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