One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when to plant angelonia is to consult the USDA zone info for Oak Harbor.

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 can survive in some cold which tells us that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant angelonia in Oak Harbor 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 few weeks earlier.

Last Frost Date

In Oak Harbor the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Oak Harbor is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Oak Harbor there is a last frost after March 15 be ready to cover your angelonia if you have one of those late frosts.

USDA Zone Info for Oak Harbor

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Oak Harbor

You may be interested in your other planting guides for Oak Harbor.