One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when it's the best time to plant marigold is to look at the USDA zone info for Walkertown.

Planting Calendar for Marigold

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

Since marigold do not do well in cold weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant marigold in Walkertown 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 marigold and expect a good harvest is probably August. If you wait any later than that and your marigold may not have a chance to grow to maturity. Starting your marigold indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Walkertown. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Walkertown is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Walkertown you get a frost after April 15 so make sure that you are prepared to protect your marigold if you have a late frost.

USDA Zone Info for Walkertown

Here is the info for USDA Zone 7b.

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

Plants to Grow in Walkertown

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