One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Owasso you can figure out when it's possible to plant cilantro by using the USDA zone info.

Planting Calendar for Cilantro

Frost tolerance for cilantro:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Cilantro do well in some cold which tells us that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant cilantro in Owasso is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant cilantro and expect a good harvest is probably August. Any later than that and your cilantro may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your cilantro indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Owasso. You should expect an average low temperature of 0°F in the coldest months of winter.

It's important to remember that USDA zone info for Owasso may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Owasso last frost occurs after April 15 so make sure that you are ready to protect your cilantro in the event of a late frost.

USDA Zone Info for Owasso

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Owasso

You may be interested in your other planting guides for Owasso.