One of the best tools that you have as gardeners to help us estimate 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 Suffolk you can estimate when it's a good idea 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 ok in moderate cold which tells us that you can plant them slightly earlier than more sensitive plants.

The earliest that you can plant cilantro in Suffolk 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 really do well. Starting your cilantro indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Suffolk. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Suffolk may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Suffolk it frosts late in the year after March 15 be ready to protect your cilantro if you have a surprise late frost.

USDA Zone Info for Suffolk

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Suffolk

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