When to Plant Cabbage in Louisiana (2026 Guide)

Growing cabbage in Louisiana can lead to fantastic harvests, but timing is crucial. With real frost dates highlighting the seasonal extremes, understanding when to plant is key to enjoying a bountiful yield. For instance, in Zone 7b–8a, the median last spring frost is February 26, while the first fall frost arrives around November 29.

In areas like Baton Rouge, where the growing conditions are favorable, you'll want to plant your cabbage with the local climate in mind. This region enjoys a frost-free season of approximately 276 days, allowing ample time for spring and fall crops. Understanding optimal planting times will help ensure your cabbage heads mature perfectly before the weather turns.

In contrast, Zone 8b–9a, which includes cities like Gretna, benefits from an even longer growing season. Here, the median last spring frost is February 12 and the first fall frost occurs on December 11, resulting in a roughly 302-day frost-free period. Knowledge of these dates and conditions allows Louisiana gardeners to maximize their cabbage harvests.

Planting Schedule by USDA Zone in Louisiana

Zone	Indoor start	Transplant out	Direct sow	Harvest
Zone 7b–8a	Start February 1 – February 15, ~6–8 weeks before April 10	Transplant outdoors March 15 – April 1, after last frost	Direct sow seeds March 1 – March 25 for spring harvest	Harvest from May 15 – June 15, depending on variety
Zone 8b–9a	Start January 25 – February 10, ~6–8 weeks before April 10	Transplant outdoors February 20 – March 5, after last frost	Direct sow seeds March 1 – March 20 for spring harvest	Harvest from May 15 – June 30, depending on variety
Zone 7a	Start February 25 – March 5, ~6–8 weeks before April 10	Transplant outdoors April 1 – April 15, after last frost	Direct sow seeds March 25 – April 10 for spring harvest	Harvest from June 1 – June 30, depending on variety

Cabbage Planting Windows in Louisiana

Indoor start: For Zone 7b–8a, start your seeds indoors between February 1 and February 15 to ensure healthy growth before transplanting outdoors.
Transplant outdoors: Transplant your cabbage plants outdoors from March 15 to April 1, right after the last frost date of February 26.
Harvest: Expect to harvest your cabbage from May 15 to June 15, depending on the maturity of the variety planted.

Common Mistakes Growing Cabbage in Louisiana

One common mistake in Louisiana is planting cabbage too late, especially in coastal areas where humidity can be high. These conditions may lead to less than ideal head formation. Always consider the last frost dates before transplanting.
Many gardeners tend to neglect proper soil pH levels for cabbage. In Louisiana, soil often trends acidic, which can boost clubroot susceptibility. This is why testing and amending soil to achieve a pH of 6.5 to 7.0 is important before planting.
Another frequent issue is the planting of cabbage in monoculture rows. In Louisiana’s warm, humid climate, pests such as aphids can explode in number, particularly if brassicas are grown in the same location repeatedly. Diverse planting strategies can help mitigate these issues.
In the rush to sow seeds, many Louisiana gardeners overlook proper irrigation practices. Both underwatering and overwatering can seriously affect cabbage development, especially when humidity levels fluctuate dramatically. It’s essential to maintain consistent moisture without waterlogging.
Some gardeners mistakenly assume all cabbage varieties can be grown in Louisiana’s steamy summer months. Yet most cabbage varieties prefer temperatures below 75°F. Planting them in the heat can cause them to bolt prematurely.

Frequently Asked Questions

What if I'm in a cold pocket of Louisiana?

If you're in a colder area of Louisiana, you might need to adjust your planting schedule. Consider starting your indoor seeds a little earlier to ensure they have enough growth time before the outdoor temperatures stabilize.

Can I still plant cabbage in May?

Planting cabbage in May in Louisiana is often not recommended as temperatures can be too high, leading to bolting. However, if you opt for heat-tolerant varieties or are transplanting for a fall harvest, it may still be feasible.

What are the benefits of companion planting with cabbage?

Companion planting can potentially help control pests and enhance growth. For cabbage, beneficial plants may include herbs like dill or flowers such as marigolds that attract beneficial insects while deterring harmful ones.

How deep should I plant cabbage seeds?

When planting cabbage seeds, make a shallow hole approximately ½ inch deep. This depth allows the seeds to absorb moisture efficiently while providing ample opportunity for germination after the final frost.

Is it necessary to thin cabbage plants once they sprout?

Yes, thinning cabbage plants is essential to ensure they have enough space to grow large heads. Once they reach a few inches tall, select the strongest seedlings and remove the weaker ones to avoid overcrowding.

Keep Learning

Typical fall sowing window for Cabbage in Louisiana: September 10 – October 1.