The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when it's possible to plant sunflowers is to check out the USDA zone info for Montgomery.

Planting Calendar for Sunflowers

Frost tolerance for sunflowers:	Not tolerant of frost.
When to plant:	After the last frost.

It's not a good idea to plant sunflowers until after the last frost has passed because they require warm weather.

The earliest that you can plant sunflowers in Montgomery 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 really do well. You can get started a couple of weeks earlier by starting your sunflowers indoors.

Last Frost Date

In Montgomery the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Montgomery is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Montgomery last frost occurs after April 15 be ready to protect your sunflowers in the event of a late frost.

USDA Zone Info for Montgomery

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Montgomery

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