One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

The earliest that you can plant sunflowers in Bridgewater should be estimated by reviewing the USDA zone info.

Planting Calendar for Sunflowers

Frost tolerance for sunflowers:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since sunflowers are not cold tolerant you have to wait until after the last frost has passed before you can plant them.

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

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

Last Frost Date

On average the last frost is on April 15 in Bridgewater. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Bridgewater is not always accurate the actual date of last frost changes from year to year. Half of the time in Bridgewater there is a last frost after April 15 so make sure that you are prepared to cover your sunflowers in the event of one of those late frosts.

USDA Zone Info for Bridgewater

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Bridgewater

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