When to Plant Asparagus in Oklahoma
In a typical Oklahoma location, plant outdoors Mar 5 – Mar 19. Across the state, the outdoor planting window starts as early as Feb 15 in Ardmore and as late as Mar 21 in Guymon.
Perennial; plant crowns 2-4 weeks before last frost as soon as soil can be worked. Takes 2-3 years to full production.
Asparagus Planting Dates by City
| City | Plant outdoors |
|---|---|
| Oklahoma City | Mar 7 – Mar 21 |
| Tulsa | Mar 3 – Mar 17 |
| Norman | Mar 3 – Mar 17 |
| Broken Arrow | Mar 4 – Mar 18 |
| Lawton | Mar 4 – Mar 18 |
| Edmond | Mar 5 – Mar 19 |
| Moore | Mar 7 – Mar 21 |
| Midwest City | Mar 5 – Mar 19 |
| Enid | Mar 9 – Mar 23 |
| Stillwater | Mar 8 – Mar 22 |
| Muskogee | Mar 10 – Mar 24 |
| Bartlesville | Mar 14 – Mar 28 |
| Owasso | Mar 3 – Mar 17 |
| Shawnee | Mar 2 – Mar 16 |
| Yukon | Mar 5 – Mar 19 |
| Ardmore | Feb 15 – Mar 1 |
| Ponca City | Mar 13 – Mar 27 |
| Bixby | Mar 4 – Mar 18 |
| Duncan | Feb 25 – Mar 11 |
| Del City | Mar 5 – Mar 19 |
| Jenks | Mar 2 – Mar 16 |
| Sapulpa | Mar 2 – Mar 16 |
| Mustang | Mar 7 – Mar 21 |
| Sand Springs | Mar 2 – Mar 16 |
| Bethany | Mar 5 – Mar 19 |
| Altus | Mar 8 – Mar 22 |
| Claremore | Mar 10 – Mar 24 |
| El Reno | Mar 9 – Mar 23 |
| McAlester | Mar 3 – Mar 17 |
| Ada | Mar 5 – Mar 19 |
Showing the 30 most populous of 48 Oklahoma cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Oklahoma cities.
Frequently Asked Questions
When should I plant asparagus in Oklahoma?
In a typical Oklahoma location, plant outdoors Mar 5 – Mar 19. Across the state, the outdoor planting window starts as early as Feb 15 in Ardmore and as late as Mar 21 in Guymon.
When is the last frost in Oklahoma?
The average last spring frost in Oklahoma ranges from March 15 in Ardmore to April 18 in Guymon, based on NOAA 1991–2020 climate normals.
How long do asparagus take to grow?
Asparagus typically take 730–1095 days from planting to harvest. Perennial; plant crowns 2-4 weeks before last frost as soon as soil can be worked. Takes 2-3 years to full production.
Other Crops in Oklahoma
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Corn
- Green Beans
- Peas
- Lettuce
- Spinach
- Kale
- Arugula
- Swiss Chard
- Broccoli
- Cauliflower
- Cabbage
- Brussels Sprouts
- Carrots
- Beets
- Radishes
- Turnips
- Onions
- Garlic
- Potatoes
- Sweet Potatoes
- Basil
- Cilantro
- Parsley
- Dill
- Oregano
- Thyme
- Sunflowers
- Zinnias
- Marigolds
- Cosmos
- Nasturtiums
- Dahlias
When to plant asparagus in other states