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When to Plant Lentils in Anchorage Municipality, AK

Lentils are an ancient pulse crop producing small, lens-shaped seeds packed with protein and iron. They grow on short, bushy plants and are surprisingly easy to cultivate.

Anchorage Municipality, Alaska is in USDA Zone 4b. The average last spring frost is May 15 and the first fall frost is September 19, giving you a growing season of approximately 127 days.

At an elevation of 2,537 feet, Anchorage Municipality receives approximately 20.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 71ยฐF, so choose short-season varieties of Lentils to ensure they mature before fall.

Anchorage Municipality, AK (Zone 4b) Short season
127 days
Last Spring Frost May 15
127 growing days
First Fall Frost September 19

Anchorage Municipality Soil Profile

Soil Type

Silt Loam

Soil pH

4.9-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (6 days to spare)
Start indoors: Mar 23 Transplant: May 4 🍅 Harvest: Jul 27 – Sep 7
Recommended (50%) ✓ Fits season (1 days to spare)
Start indoors: Apr 3 Transplant: May 15 🍅 Harvest: Aug 7 – Sep 18
Safe Start (90%) ✗ May not fit
Start indoors: Apr 21 Transplant: Jun 2 🍅 Harvest: Aug 25 – Oct 6

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.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
0.7″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Lentils needs ~309 GDD — county provides 412 GDD Excellent fit

Lentils Planting Timeline โ€” Anchorage Municipality, AK

Lentils Planting Calendar

Activity When Date Range
Start Indoors April 3 Apr 3 โ€“ Apr 17
Transplant Outdoors May 15 May 15 โ€“ May 29
Direct Sow May 8 May 8 โ€“ May 29
Fall Sowing June 27 Jun 27 โ€“ Jul 11
Harvest August 7 Aug 7 โ€“ Sep 18

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Low โ€” drought tolerant

Days to Maturity

80โ€“110 days

Soil pH

6 โ€“ 8

USDA Zone

Zone 4b

Growing Season

127 days

Growing Tips for Anchorage Municipality

Direct sow in early spring as lentils tolerate frost. Provide short supports as plants tend to lodge. Harvest when lower pods turn brown. Pull entire plants and dry in bundles.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Level Up Your Garden

Frequently Asked Questions

When should I plant Lentils in Anchorage Municipality, AK?

Anchorage Municipality is in Zone 4b with an average last frost of May 15. Plan your Lentils planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Anchorage Municipality, AK?

Anchorage Municipality, Alaska is in USDA Hardiness Zone 4b. The average last spring frost is May 15 and first fall frost is September 19.

๐ŸŒฑ

Plan Your Garden with Confidence

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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 Anchorage Municipality, AK. Local conditions may vary. Last updated: April 2026.