When to Plant Cilantro in Kansas (2026 Guide)
If you’re wondering when to plant cilantro in Kansas, timing is crucial for a successful harvest of this aromatic herb. With growing conditions varying across the state, understanding your specific USDA hardiness zone will help you make the best planting decisions. For instance, the median last spring frost date in Zone 6b is April 9, while Zone 6a experiences it on April 20, which significantly impacts when to sow your seeds.
Cilantro is a cool-season herb that thrives during the cooler months of the year and can be sensitive to heat, making it vital to plant at the right time. The fall frost dates are also varied; Zone 6b has its first fall frost around October 26, while Zone 6a sees it on October 14. This gives you a clear window for planting and harvesting cilantro before the temperatures drop.
To enjoy the freshest cilantro at home, direct sowing is the best method, as cilantro has a taproot and does not transplant well. By understanding the growing season in your specific Kansas area, whether you are in Derby, Dodge City, or any city in between, you can plan for a continuous harvest throughout the cool months.
Planting Schedule by USDA Zone in Kansas
| Zone | Indoor start | Transplant out | Direct sow | Harvest |
|---|---|---|---|---|
| Zone 6b | Not recommended — direct sow only. | Not recommended — direct sow only. | Start March 15 – April 1, ~2–3 weeks after April 9. | Harvest from April 25 – May 30, ~6 weeks after sowing. |
| Zone 6a | Not recommended — direct sow only. | Not recommended — direct sow only. | Start March 20 – April 5, ~2–3 weeks after April 20. | Harvest from May 5 – June 10, ~6 weeks after sowing. |
Cilantro Planting Windows in Kansas
- Indoor start: Start indoor seeding is not recommended; instead, direct sow outdoors after the last frost.
- Transplant outdoors: Transplanting outdoors is not recommended; direct sow outdoors starting in mid-March.
- Harvest: You can begin harvesting cilantro about six weeks after sowing, typically from late April through early June.
Common Mistakes Growing Cilantro in Kansas
- Many gardeners in Kansas wait too long after the last frost to sow cilantro, missing the optimal planting window. Given the quick growth of cilantro, aim to sow shortly after the last frost to maximize your harvest before the heat sets in.
- Overwatering is another common mistake that Kansas gardeners often make with cilantro. Given that cilantro prefers well-drained soil, standing water can lead to root rot, which can be detrimental to the plants as they grow rapidly in the cooler early spring.
- In Kansas, the heat can arrive sharply in late spring, causing cilantro to bolt quickly. If you don't keep track of your planting dates and temperatures, you may find your cilantro flowering before you can enjoy its flavorful leaves.
- Ignoring the benefits of succession planting is a mistake Kansas gardeners should avoid. Planting small amounts of cilantro every few weeks can ensure continuous kitchen access to this fresh herb, especially given its short lifespan before bolting due to the heat.
- A common misconception in Kansas is that cilantro does not need much space. However, ensuring adequate spacing between plants can help reduce competition for resources like sunlight and nutrients, leading to a healthier crop overall.
Frequently Asked Questions
What if I'm in a cold pocket of Kansas?
If you're in a colder area, wait a little longer after the last frost before planting cilantro. Use the provided dates as a guideline, but be mindful of your local weather conditions, as they can vary significantly.
Can I still plant cilantro in May?
Ideally, cilantro should be planted in March or early April to avoid the heat that can cause it to bolt. Planting in May is possible, but you'll need to closely monitor the plant to ensure it doesn't flower too early.
What should I do if my cilantro bolts?
If your cilantro bolts, don’t pull it out! Allowing it to flower attracts beneficial insects, and the seeds can be saved for next year’s planting. You can still harvest the leaves prior to full flowering for culinary use.
How often should I sow cilantro seeds?
To ensure a continuous harvest, you can sow cilantro seeds every 2–3 weeks throughout the cool season. This helps to maintain a steady supply of fresh leaves for your kitchen.
Can I use cilantro from the grocery store to plant?
Using grocery store cilantro to plant is generally not successful since it’s often treated to prevent sprouting. Instead, purchase seeds from a garden center for the best results and reliable growth.
Keep Learning
City guides in Kansas
Other crops in Kansas
Typical fall sowing window for Cilantro in Kansas: August 10 – August 31.