When transplants reach 5 inches tall, thin to make sure they are still the desired length apart
Fertilize 3 weeks after transplanting
Keep soil moist with mulch and water 2 inches per week
Start cabbage seeds indoors 6 to 8 weeks before the last spring frost
See frost dates for your area here
Harden off plants over the course of a week
Transplant outdoors 2 to 3 weeks before the last expected frost date
Mulch thickly to retain moisture and regulate soil temperature
Practice crop rotation with cabbage year to year to avoid a build-up of soil-borne diseases
Although broccoli, cauliflower, and cabbage are closely related, cabbage will not tolerate them
Also, avoid proximity to strawberries and tomatoes
Cabbage Special Pride Care:
The planting season for cabbage is quite long
Early cabbage should be transplanted as soon as possible so that it can mature before summertime heat
If you have been wondering when to plant cabbage plants, you should know that several varieties are available at different maturity times so you can have a harvest all summer long
When thinking about when to plant cabbage plants, you should remember that hardened plants can be very tolerant of frosts
Therefore, you can plant these early in the spring with other cool season vegetables
Late cabbage can be started during mid-summer, but remember that they will not develop ahead until fall
Plant transplanted seedling 12 to 24 inches apart in rows, depending on the size of head desired