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🥬 Vegetable medium

Growing Watercress in Little Rock

🇺🇸 Zone 6 Planting Guide · Humid subtropical climate

USDA Zone 6 230 frost-free days 30-50 days to harvest

Quick Answer: Growing Watercress in Little Rock

Yes, you can grow Watercress in Little Rock, US! Plant during Feb, Mar, Apr, Aug, Sep for best results. Little Rock is in USDA Zone 6 with a Humid subtropical climate, offering 230 frost-free days per year. The difficulty level is medium, and Watercress takes 30-50 days to harvest. Watercress needs partial shade ok and frequent watering.

Climate Match Analysis

Moderate Match Little Rock + Watercress

Little Rock's climate requires careful timing. Winter lows (-1°C) drop below Watercress's minimum (0°C), so avoid cold months. Summer highs (34°C) exceed Watercress's maximum (22°C), so plant early or provide shade. Follow the recommended planting months for success.

Watercress tolerates 0°C to 22°C
Optimal: 8°C - 16°C
Little Rock range -1°C to 34°C

Little Rock Climate Data

USDA Zone
6
Frost-Free
230days
Winter Low
-1°C
Summer High
34°C
Rainfall
1244mm/yr
Climate
Cfa
Humid subtropical

Watercress Planting Calendar for Little Rock

Green months show the best time to plant Watercress in Little Rock

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

Watercress Growing Requirements

☀️

Sunlight

Partial Shade OK

2-4 hours direct sunlight

💧

Water

Frequent

Keep soil consistently moist

📅

Days to Harvest

30-50

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Watercress

Keep soil constantly wet or grow in water. Excellent in containers with saucers of water. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Consistent moisture is critical. Mulch with straw or compost to retain soil moisture and keep roots cool during hot weather.

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

How to Grow Watercress in Little Rock

Little Rock, US is in USDA Hardiness Zone 6 with a Humid subtropical climate (Köppen Cfa). With winter lows of -1°C and summer highs of 34°C, the growing season spans approximately 230 frost-free days. Watercress grows well with some gardening knowledge in this climate.

Watercress thrives in temperatures between 8°C and 16°C, requiring partial shade ok and frequent watering. In Little Rock, the best months to plant Watercress are February, March, April, August, September. Since Watercress can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 30-50 days after planting.

Little Rock receives 1244mm of annual rainfall, which provides good natural moisture for Watercress. Monitor soil moisture and water as needed.

Other Plants That Grow in Little Rock

More plants you can grow alongside Watercress in Little Rock

Keep Exploring

Frequently Asked Questions

Can I grow watercress in Little Rock?

Yes! Watercress can be successfully grown in Little Rock, US. Little Rock is in USDA Hardiness Zone 6 with a Humid subtropical climate. The difficulty level for growing Watercress here is rated "medium". The best months to plant are February, March, April, August, September.

When should I plant watercress in Little Rock?

In Little Rock, the recommended planting months for Watercress are February, March, April, August, September. Little Rock has 230 frost-free days per year, with winter lows of -1°C and summer highs of 34°C. Watercress is frost tolerant, giving you more flexibility with planting dates.

How long does watercress take to grow in Little Rock?

Watercress typically takes 30-50 days from planting to harvest. In Little Rock's Humid subtropical climate with 230 frost-free days, you have plenty of time to grow Watercress to maturity. Keep soil constantly wet or grow in water. Excellent in containers with saucers of water. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Consistent moisture is critical. Mulch with straw or compost to retain soil moisture and keep roots cool during hot weather.

Can I grow watercress indoors in Little Rock?

Watercress can potentially be grown indoors in Little Rock with proper conditions. It requires partial shade ok (2-4 hours of indirect light). Indoor growing extends your season beyond the Feb, Mar, Apr, Aug, Sep outdoor planting window. Use containers with good drainage and frequent watering.

What month do I plant watercress in Little Rock?

Plant Watercress in Little Rock during February, March, April, August, September. These are the optimal months based on Little Rock's USDA Zone 6 climate, 230 frost-free days, and temperature range of -1°C to 34°C.

Is watercress hard to grow in Little Rock?

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

What grows well with watercress in Little Rock?

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

Does watercress need full sun in Little Rock?

Watercress requires partial shade ok. Watercress tolerates lower light. In Little Rock, 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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