One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when to plant angelonia in Providence by using the USDA zone info.

Planting Calendar for Angelonia

Frost tolerance for angelonia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Angelonia tend to make it in some cold which means that you can plant them slightly earlier in the year than other plants that might not handle the cold.

The earliest that you can plant angelonia in Providence is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant angelonia and expect a good harvest is probably August. Any later than that and your angelonia may not have a chance to really do well. If you are starting your angelonia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Providence is an average and the actual date of last frost is different every year. Half of the time in Providence you get surprised by a frost after April 15 so make sure that you are ready to cover your angelonia if you have one of those late frosts.

USDA Zone Info for Providence

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 Providence

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