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When to Plant Asparagus in Pushmataha County, OK

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.

Pushmataha County, Oklahoma is in USDA Zone 7b. The average last spring frost is April 2 and the first fall frost is November 1, giving you a growing season of approximately 213 days.

At an elevation of 465 feet, Pushmataha County receives approximately 22.1 inches of rainfall annually with predominantly loam soil. Summer highs average 90ยฐF, providing good warmth for Asparagus during the growing season.

Pushmataha County, OK (Zone 7b) Long season
213 days
Last Spring Frost April 2
213 growing days
First Fall Frost November 1

Pushmataha County Soil Profile

Soil Type

Loam

Soil pH

6.3-7.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Apr 5
Recommended (50%) ✓ Fits season
Transplant: Apr 16
Safe Start (90%) ✓ Fits season
Transplant: May 2

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
1.0″/week
Rainfall provides
0.4″/week
You supply
0.7″/week
Watering frequency 1-2 times/week
Season total 1,284 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Asparagus needs ~15,969 GDD — county provides 3,727 GDD May not mature

Asparagus Planting Timeline โ€” Pushmataha County, OK

Asparagus Planting Calendar

Activity When Date Range
Transplant Outdoors April 16 Apr 16 โ€“ Apr 30

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Transplant Outdoors
May โ€”
June โ€”
July โ€”
August โ€”
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

730โ€“1095 days

Soil pH

6.5 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

213 days

Growing Tips for Pushmataha County

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Asparagus in Pushmataha County, OK?

Pushmataha County is in Zone 7b with an average last frost of April 2. Plan your Asparagus planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Pushmataha County, OK?

Pushmataha County, Oklahoma is in USDA Hardiness Zone 7b. The average last spring frost is April 2 and first fall frost is November 1.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Pushmataha County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

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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 Pushmataha County, OK. Local conditions may vary. Last updated: April 2026.