When to Plant Chives in North Dakota (2026 Guide)
Chives are an incredibly rewarding herb that thrives in North Dakota's climates, bringing flavor and beauty to your garden. With a frost-free season of approximately 134 days in Zone 5b, exemplified by cities like Fargo and Bismarck, the window for planting these perennial herbs is essential for success. Knowing the median last spring frost date of May 12 allows you to plan your planting effectively, ensuring your chives flourish from spring through fall.
In Zone 5a, which includes Dickinson, gardeners can expect their last spring frost around May 16. This slight difference in timing still offers ample opportunity to enjoy fresh chives that can be harvested from early spring until the first fall frost, which typically occurs around September 19. Chives are not only easy to grow, but they also provide a continuous supply of onions and delightful flowers that can enhance your culinary creations.
As you prepare to cultivate chives, remember that they thrive in a variety of settings, including containers and raised beds. The resilience of chives makes them ideal for growing alongside other herbs and flowers, attracting beneficial insects while enhancing your garden's aesthetics. Incorporate chives into your garden this year, and you’ll soon discover why they remain a favorite among North Dakota gardeners.
Planting Schedule by USDA Zone in North Dakota
| Zone | Indoor start | Transplant out | Direct sow | Harvest |
|---|---|---|---|---|
| Zone 5b | Start March 15 – March 30, ~6–8 weeks before May 12 | Transplant outdoors May 12 – June 1, after last frost | Direct sow outdoors May 12 – June 1, post frost danger | Harvest from June 1 – September 23, until the first frost |
| Zone 5a | Start March 15 – March 30, ~6–8 weeks before May 16 | Transplant outdoors May 16 – June 1, after last frost | Direct sow outdoors May 16 – June 1, post frost danger | Harvest from June 1 – September 19, until the first frost |
Chives Planting Windows in North Dakota
- Indoor start: Start your chives indoors between March 15 and March 30 to optimize growth ahead of the planting season.
- Transplant outdoors: Transplant your chives outdoors from May 12 to June 1 to ensure they thrive in North Dakota's climate.
- Harvest: Feel free to begin harvesting your chives from June 1 up until the first fall frost, around September 23.
Common Mistakes Growing Chives in North Dakota
- One common mistake is planting chives too early in North Dakota's climate, risking frost damage. Pay attention to the last frost dates, as planting before May 12 in Zone 5b or May 16 in Zone 5a can lead to stunted growth or loss.
- Gardeners in North Dakota sometimes forget to keep chives well-watered during dry spells. While chives are resilient, they perform best when the soil remains consistently moist, especially in the hotter summer months.
- Some growers neglect to cut back the foliage which can affect the plant's vitality. Regularly trimming chives not only promotes better growth but prevents them from diverting energy to seed production, maintaining a healthier plant.
- Clay soils can be a challenge in North Dakota. If your garden features heavy clay, consider mixing in organic matter to improve drainage and promote healthy root development for chives and other herbs.
- A frequent oversight is allowing chives to flower excessively without harvesting them. While the flowers are edible and beautiful, over-focusing on blooms can lead to unwanted self-seeding, which can create a chive invasion in your garden beds.
Frequently Asked Questions
What should I do if I'm in a cold pocket of North Dakota?
If you're located in a cold pocket, consider starting your chives indoors earlier or using row covers when transplanting outdoors. This will help provide some warmth and protection from unexpected late frosts, ensuring your plants survive and thrive.
Can I still plant chives in May?
Yes, you can plant chives in May as long as you wait until after the last frost date for your zone. In Zone 5b, that would be May 12, whereas for those in Zone 5a, it’s May 16. Just be sure to monitor the temperatures after planting.
How do I store leftover chives?
To store leftover chives, you can dry them or freeze them for later use. Dry chives by bundling and hanging upside down in a cool, airy space, or freeze them on a baking sheet and transfer to bags once solid. Both methods preserve their flavor.
When should I harvest my chives?
You can begin harvesting chives when they reach around 8 inches tall, usually starting in June. Regularly snip the leaves to encourage new growth, and remember to harvest some flowers for a deliciously mild garnish.
Are chives winter hardy in North Dakota?
Yes, chives are perennial and winter hardy in North Dakota. They will die back during the colder months, but the plants will return each spring in full vigor, ready to provide flavorful leaves and flowers for a new season.