🥬 Can I Plant Mustard Greens in New Orleans, LA?

2026 planting guide for Zone 9a · Last frost ~February 20 · Growing season ~289 days

✅ YES — Good temps, but watch for heat — highs near 95°F

Temperature conditions are suitable for Mustard Greens. Highs near 95°F are on the warm side — make sure plants have plenty of water.

Planting window: Jul 2 – Jul 16
Good to go — plant now while conditions are right.
Live result based on current forecast for New Orleans, LA · Updates every 6 hours
USDA Zone
9a
Last Spring Frost
~February 20
First Fall Frost
December 5
Growing Season
~289 days
Ideal Temp for Mustard Greens
40–65°F
Frost Risk
✅ Tolerant

Growing Mustard Greens in New Orleans

New Orleans sits in Zone 9a with a long growing season approaching 290 days. The humid subtropical climate is warm and wet, creating conditions that strongly favor warm-season vegetables but require constant attention to fungal and insect pressure. Two-season gardening is standard: spring planting from February and fall planting starting in September, skipping the most brutal summer heat for cool-season crops.

In New Orleans (last frost around February 20), mustard greens can go out around January — approximately 6 weeks before the last expected frost, making it an early-season opportunity.

Mustard Greens thrives between 40°F and 65°F. It tolerates temperatures as low as 25°F, making it a candidate for early spring planting before the last frost date. Expect 25–45 days from transplant to first harvest. Fast-growing cool-season green. Bolts in heat.

Frequently Asked Questions

When can I plant mustard greens in New Orleans, LA?

In New Orleans (last frost around February 20), mustard greens can go out around January — approximately 6 weeks before the last expected frost, making it an early-season opportunity.

What is the USDA hardiness zone for New Orleans?

New Orleans, LA is in USDA Plant Hardiness Zone 9a. The last expected spring frost is around February 20, and the first fall frost arrives around December 5. This zone classification helps you understand which perennials survive winter and when annual vegetables can safely go outdoors.

Is it safe to plant mustard greens outside in New Orleans right now?

That depends on the current weather forecast. Mustard Greens needs temperatures above 25°F (ideally 40–65°F) to thrive. CanIPlant checks your real 7-day forecast and any active frost alerts to give you a live YES, NO, or WAIT answer — just enter your ZIP code.

Can I grow mustard greens in New Orleans 2026?

Yes — Mustard Greens grows well in New Orleans, LA. With a Zone 9a climate and a growing season of ~289 days, New Orleans is well-suited for cool-season crops like mustard greens. As a frost-tolerant crop, mustard greens can even go out a few weeks before the last frost date.

Grow Mustard Greens in Other Cities

Get a live answer for your exact address

Enter your ZIP code — CanIPlant checks your real 7-day forecast, frost alerts, and 30-year climate data to tell you whether to plant mustard greens right now.

Check My ZIP Code →