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.

One way of getting a good idea when you can plant heliotrope is to use the USDA zone info for Dumont.

Planting Calendar for Heliotrope

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

Since heliotrope require warm weather you really should wait until after the last frost before you can plant them.

The earliest that you can plant heliotrope in Dumont 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. If you wait any later than that and your heliotrope may not have a chance to fully mature. Starting your heliotrope indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Dumont. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Dumont is not always accurate the actual date of last frost changes from year to year. Since half of the time in Dumont you get a frost after April 15 be ready to cover your heliotrope if you have a surprise late frost.

USDA Zone Info for Dumont

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 Dumont

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