One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant zinnia in Wallington can be estimated by referring to the USDA zone info.

Planting Calendar for Zinnia

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

You can not plant zinnia until after all chance of frost has passed because they require warm weather.

The earliest that you can plant zinnia in Wallington 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 zinnia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your zinnia may not have a chance to fully mature. Starting your zinnia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Wallington. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Wallington is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Wallington it frosts late in the year after April 15 be ready to protect your zinnia in the event of a late frost.

USDA Zone Info for Wallington

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 Wallington

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