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When to Plant Lettuce in Eureka County, NV

Lettuce
Eureka County, Nevada Zone 5b July

Top priorities for Eureka County, Nevada gardeners in July

Your garden in Eureka County, Nevada is working on a schedule, even when you're not. Here's where you should be this July.

Avg. last frost May 30
Avg. first frost September 20
Soil temp (4") 52°F
Watering High
Pest pressure High
Daylight 14.6 hrs
  1. Time to start lettuce inside

    Starting these indoors now means sturdy transplants ready the moment your soil warms up.

  2. Basket week: lettuce

    This is the payoff month. Bring a basket, bring a friend, and get into the beds.

  3. Plant your fall garden: lettuce

    A row cover ready in the garage extends your harvest by weeks once the nights turn cold.

Looking ahead to August
  • First harvests: lettuce

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Lettuce is a fast-growing cool-season green available in leaf, romaine, butterhead, and crisphead types. It is the foundation of salads and one of the easiest crops to grow.

Eureka County, Nevada is in USDA Zone 5b. The average last spring frost is May 30 and the first fall frost is September 20, giving you a growing season of approximately 113 days.

At an elevation of 8,408 feet, Eureka County receives approximately 14.7 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 92°F, providing good warmth for Lettuce during the growing season. Sandy soil warms quickly in spring — great for early planting — but Lettuce will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing Lettuce successfully. Mulch heavily to conserve soil moisture.

Eureka County, NV (Zone 5b) Short season
113 days
Last Spring Frost May 30
113 growing days
First Fall Frost September 20

Eureka County Soil Profile

Soil Type

Sandy Loam

Soil pH

7-8.5

Drainage

Well Drained

Lettuce Planting Risk Windows

Early Start (70% safe) ✓ Fits season (10 days to spare)
Start indoors: Apr 18 Transplant: May 23 🍅 Harvest: Jun 27 – Sep 5
Recommended (50%) ✓ Fits season (8 days to spare)
Start indoors: Apr 25 Transplant: May 30 🍅 Harvest: Jul 4 – Sep 12
Safe Start (90%) ✓ Fits season (6 days to spare)
Start indoors: May 12 Transplant: Jun 16 🍅 Harvest: Jul 21 – Sep 29

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Eureka County

How your county's soil matches Lettuce's growing requirements.

Soil pH

Your soil pH (7.0–8.5) is more alkaline than Lettuce prefers (6.0–7.0). Add sulfur or peat moss to lower pH.

Soil Texture

Sandy soil in Eureka County warms quickly in spring but drains fast. Lettuce will need more frequent watering and regular compost additions to retain nutrients.

Drainage

Drainage is adequate for Lettuce.

Organic Matter

Organic matter is low (0.7%). Add 2-3 inches of compost before planting Lettuce.

How to Plant Lettuce

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Lettuce

4
successive plantings in your 113-day season

Sow every 3.4 weeks. Last sowing by Jul 22 to harvest before frost.

For a dedicated fall crop, sow by Jul 12.

Lettuce Water Budget

Plant needs
0.7″/week
Rainfall provides
0.6″/week
You supply
0.4″/week
Watering frequency 1-2 times/week
Season total 439 gal / 100 sq ft
Drought risk

Water stress score is 10/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Lettuce

Lettuce needs approximately 0.7 inches of water per week (3" per month). Here's how your county's rainfall compares month by month.

Month Lettuce Needs Rainfall You Supplement Action
Jan 1" 0" ❄️ Dormant
Feb 0.8" 0" ❄️ Dormant
Mar 0.7" 0" ❄️ Dormant
Apr 0.4" 0" ❄️ Dormant
May 3" 0.3" 2.7" 🚿 Regular watering
Jun 3" 0.6" 2.4" 🚿 Regular watering
Jul 3" 2.7" 0.3" 💧 Light watering
Aug 3" 2.6" 0.4" 💧 Light watering
Sep 3" 1.9" 1.1" 💧 Light watering
Oct 1.5" 0" ❄️ Dormant
Nov 1" 0" ❄️ Dormant
Dec 1.1" 0" ❄️ Dormant

Water needs are for active growing months only (May–Sep in Eureka County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Lettuce Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Lettuce needs ~855 GDD — county provides 2,147 GDD Excellent fit

Lettuce Planting Timeline — Eureka County, NV

Lettuce Planting Calendar

Activity When Date Range
Start Indoors April 25 Apr 25 – May 9
Transplant Outdoors May 30 May 30 – Jun 13
Direct Sow May 16 May 16 – Jun 6
Harvest July 4 Jul 4 – Sep 12
Fall Sowing July 12 Jul 12 – Jul 26

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Start Indoors
May Start Indoors Transplant Outdoors Direct Sow
June Transplant Outdoors Direct Sow
July Fall Sowing Harvest
August Harvest
September Harvest
October
November
December

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

0.7"/week · 1-2 times/week

📅 Days to Maturity

30–60 days

🧪 Soil pH

Needs 6–7 · Your soil: too_alkaline

🗺️ USDA Zone

Zone 5b

📆 Growing Season

113 days in Eureka County

Growing Tips for Lettuce in Eureka County

Direct sow Lettuce outdoors after May 30 in Eureka County when soil has warmed and frost danger has passed.

Sandy soil in Eureka County dries quickly — mulch Lettuce with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

Summer highs in Eureka County reach 92°F — grow Lettuce as a spring or fall crop. Use shade cloth if planting in summer.

Common pests for Lettuce in this region include aphids and slugs. Use row covers early in the season and inspect plants weekly.

General growing tips

Sow seeds directly every 2 weeks for continuous harvest. Provide afternoon shade in warm weather to delay bolting. Harvest in the morning for crispest leaves.

Recommended Lettuce Varieties for Eureka County

Bolt-resistant varieties for warm summers — grow as spring/fall crop

Jericho Muir Nevada New Red Fire

Fast-maturing leaf and butterhead types

Salad Bowl (40d) Black Seeded Simpson (45d) Buttercrunch (50d)

Companion Planting

Good Companions

Avoid Planting Near

  • Celery

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Lettuce Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Let plants bolt and flower. Harvest seed heads when fluffy.
Storage Store airtight; viable 6 years at 35°F, under 45% humidity.

Very easy to save. Let a few plants bolt each season.

Frequently Asked Questions

When should I plant Lettuce in Eureka County, NV?

Eureka County is in Zone 5b with an average last frost of May 30. Plan your Lettuce planting based on this frost date — see the calendar above for exact timing.

What planting zone is Eureka County, NV?

Eureka County, Nevada is in USDA Hardiness Zone 5b. The average last spring frost is May 30 and first fall frost is September 20.

🌱

Your Eureka County Garden Planner — Free

A 22-page printable planner built for Eureka County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Eureka County, NV. Local conditions may vary. Last updated: July 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.