Skip to content
🌻 Flower medium

Growing Waterlily in Tucson

🇺🇸 Zone 7 Planting Guide · Hot desert climate

USDA Zone 7 310 frost-free days 90-180 days to harvest

Quick Answer: Growing Waterlily in Tucson

Yes, you can grow Waterlily in Tucson, US! Plant during Feb, Mar, Apr, May for best results. Tucson is in USDA Zone 7 with a Hot desert climate, offering 310 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 Tucson + Waterlily

Tucson's climate requires careful timing. Winter lows (4°C) drop below Waterlily's minimum (5°C), so avoid cold months. Summer highs (38°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
Tucson range 4°C to 38°C

Tucson Climate Data

USDA Zone
7
Frost-Free
310days
Winter Low
4°C
Summer High
38°C
Rainfall
294mm/yr
Climate
BWh
Hot desert

Waterlily Planting Calendar for Tucson

Green months show the best time to plant Waterlily in Tucson

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 Tucson.

How to Grow Waterlily in Tucson

Tucson, US is in USDA Hardiness Zone 7 with a Hot desert climate (Köppen BWh). With winter lows of 4°C and summer highs of 38°C, the growing season spans approximately 310 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 Tucson, the best months to plant Waterlily are February, March, April, May. 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.

Tucson receives only 294mm of annual rainfall, so consistent irrigation will be essential for growing Waterlily successfully.

Other Plants That Grow in Tucson

More plants you can grow alongside Waterlily in Tucson

Keep Exploring

Frequently Asked Questions

Can I grow waterlily in Tucson?

Yes! Waterlily can be successfully grown in Tucson, US. Tucson is in USDA Hardiness Zone 7 with a Hot desert climate. The difficulty level for growing Waterlily here is rated "medium". The best months to plant are February, March, April, May.

When should I plant waterlily in Tucson?

In Tucson, the recommended planting months for Waterlily are February, March, April, May. Tucson has 310 frost-free days per year, with winter lows of 4°C and summer highs of 38°C. Since Waterlily is not frost tolerant, make sure to plant after the last frost date.

How long does waterlily take to grow in Tucson?

Waterlily typically takes 90-180 days from planting to harvest. In Tucson's Hot desert climate with 310 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 Tucson?

Waterlily can potentially be grown indoors in Tucson 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 Feb, Mar, Apr, May outdoor planting window. Use containers with good drainage and frequent watering.

What month do I plant waterlily in Tucson?

Plant Waterlily in Tucson during February, March, April, May. These are the optimal months based on Tucson's USDA Zone 7 climate, 310 frost-free days, and temperature range of 4°C to 38°C.

Is waterlily hard to grow in Tucson?

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

What grows well with waterlily in Tucson?

In Tucson, 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 Tucson's Zone 7 climate.

Does waterlily need full sun in Tucson?

Waterlily requires full sun. In Tucson, 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

See an error? Report it