Before planting it is a good idea to find your USDA Zone info to estimate 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 Tamaqua you can determine when it's the best time to plant heliotrope by checking out the USDA zone info.

Planting Calendar for Heliotrope

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

It's probably not a good idea to plant heliotrope until after all chance of frost has passed because they require warm weather.

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

Last Frost Date

The average date of last frost is April 15 in Tamaqua. In the coldest months of winter you can expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Tamaqua is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Tamaqua it frosts late in the year after April 15 so be sure to be ready to protect your heliotrope if you have a late frost.

USDA Zone Info for Tamaqua

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 Tamaqua

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