The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Irvington it's a good idea to determine when it's a good idea to plant impatiens.

Planting Calendar for Impatiens

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

Since impatiens are not cold tolerant you really should wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant impatiens in Irvington 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 impatiens and expect a good harvest is probably August. If you wait any later than that and your impatiens may not have a chance to really do well. Starting your impatiens indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Irvington. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Irvington is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Irvington you get a frost after April 15 be ready to cover your impatiens in the event of one of those late frosts.

USDA Zone Info for Irvington

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 Irvington

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