Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Hellertown you can figure out when it's a good idea to plant tagetes by looking at the USDA zone info.

Planting Calendar for Tagetes

Frost tolerance for tagetes:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's not a good idea to plant tagetes until after all chance of frost has passed because they are not cold tolerant.

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

Last Frost Date

In Hellertown the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Hellertown is an average the actual date of last frost will vary from year to year. Since half of the time in Hellertown you get surprised by a frost after April 15 be ready to cover your tagetes in the event of a late frost.

USDA Zone Info for Hellertown

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 Hellertown

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