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When to Plant Asparagus in Lincoln Parish, LA

Lincoln Parish, Louisiana Zone 8b May

Your May gardening checklist

If you only do a handful of things in the garden this May, make it these. They're sequenced around your zone's frost timing.

Avg. last frost March 22
Avg. first frost November 5
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.7 hrs

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Asparagus is a long-lived perennial vegetable that produces tender spears each spring for 15-20 years once established. It requires patience but rewards with reliable harvests.

Lincoln Parish, Louisiana is in USDA Zone 8b. The average last spring frost is March 22 and the first fall frost is November 5, giving you a growing season of approximately 228 days.

At an elevation of 77 feet, Lincoln Parish receives approximately 61.5 inches of rainfall annually with predominantly loam soil. Summer highs average 97°F, so Asparagus may need afternoon shade and extra watering during peak heat. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Asparagus root diseases.

Lincoln Parish, LA (Zone 8b) Long season
228 days
Last Spring Frost March 22
228 growing days
First Fall Frost November 5
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Lincoln Parish Soil Profile

Soil Type

Loam

Soil pH

5.9-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Mar 27
Recommended (50%) ✓ Fits season
Transplant: Apr 5
Safe Start (90%) ✓ Fits season
Transplant: Apr 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 Lincoln Parish

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

Soil pH

Your soil pH (5.9–6.7) is more acidic than Asparagus prefers (6.5–7.5). Add garden lime to raise pH.

Soil Texture

The loam soil in Lincoln Parish is excellent for Asparagus — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.5%). Annual compost additions will help Asparagus.

How to Plant Asparagus

1"
Planting Depth
30"
Between Plants
42"
Between Rows

Plant Water Budget

Plant needs
0.8″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Asparagus

Asparagus needs approximately 0.8 inches of water per week (3.5" per month). Here's how your county's rainfall compares month by month.

Month Asparagus Needs Rainfall You Supplement Action
Jan 5" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 3.5" 5.9" 0" ✅ Rainfall sufficient
Apr 3.5" 4.9" 0" ✅ Rainfall sufficient
May 3.5" 4.7" 0" ✅ Rainfall sufficient
Jun 3.5" 5.4" 0" ✅ Rainfall sufficient
Jul 3.5" 7.3" 0" ✅ Rainfall sufficient
Aug 3.5" 6.6" 0" ✅ Rainfall sufficient
Sep 3.5" 4.7" 0" ✅ Rainfall sufficient
Oct 3.5" 3.5" 0" ✅ Rainfall sufficient
Nov 3.5" 4.7" 0" ✅ Rainfall sufficient
Dec 4.3" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Lincoln Parish). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Asparagus 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.

Asparagus needs ~20,759 GDD — county provides 5,187 GDD May not mature

Asparagus Planting Timeline — Lincoln Parish, LA

Asparagus Planting Calendar

Activity When Date Range
Transplant Outdoors April 5 Apr 5 – Apr 19

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Transplant Outdoors
May
June
July
August
September
October
November
December
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.8"/week · Natural rainfall sufficient

📅 Days to Maturity

730–1095 days

🧪 Soil pH

Needs 6.5–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8b

📆 Growing Season

228 days in Lincoln Parish

Growing Tips for Asparagus in Lincoln Parish

Direct sow Asparagus outdoors after March 22 in Lincoln Parish when soil has warmed and frost danger has passed.

With summer highs reaching 97°F in Lincoln Parish, provide afternoon shade for Asparagus and water deeply in the morning.

Your 228.0-day growing season in Lincoln Parish is tight for Asparagus (730.0-1095.0 days to maturity). Start indoors and choose early-maturing varieties.

General growing tips

Plant crowns in deep trenches with compost. Do not harvest spears for the first two years to allow root establishment. Mulch heavily to suppress weeds and retain moisture.

Companion Planting

Good Companions

Avoid Planting Near

  • Garlic
  • Onion

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Asparagus in Lincoln Parish, LA?

Lincoln Parish is in Zone 8b with an average last frost of March 22. Plan your Asparagus planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lincoln Parish, LA?

Lincoln Parish, Louisiana is in USDA Hardiness Zone 8b. The average last spring frost is March 22 and first fall frost is November 5.

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Your Lincoln Parish Garden Planner — Free

A 24-page printable planner built for Lincoln Parish (Zone 8b). 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 Lincoln Parish, LA. Local conditions may vary. Last updated: May 2026.

Sources & credits

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