The USDA Zone info is a great tool for gardeners to help us estimate 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.

You can determine when you can plant nasturtium in Warwick by using the USDA zone info.

Planting Calendar for Nasturtium

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

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

The earliest that you can plant nasturtium in Warwick 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 nasturtium and expect a good harvest is probably August. Any later than that and your nasturtium may not have a chance to really do well. You can get started a few weeks earlier by starting your nasturtium indoors.

Last Frost Date

The average date of last frost is April 15 in Warwick. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Warwick is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Warwick you get a frost after April 15 so always be ready to protect your nasturtium in the event of one of those late frosts.

USDA Zone Info for Warwick

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 Warwick

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