The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Kingston you can determine when it's a good idea to plant begonias by checking out the USDA zone info.

Planting Calendar for Begonias

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

It's probably not a good idea to plant begonias until after the last frost when the weather gets warmer because they are not cold tolerant.

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

Last Frost Date

In Kingston the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Kingston is just an average the actual date of last frost changes from year to year. Since half of the time in Kingston you get surprised by a frost after April 15 be ready to cover your begonias if you have a surprise late frost.

USDA Zone Info for Kingston

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Kingston

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