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

You should be able to estimate when to plant calendula by referring to the USDA zone info for Wasilla.

Planting Calendar for Calendula

Frost tolerance for calendula:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Calendula are moderately cold tolerant which tells us that you can start planting them earlier than other frost tender plants.

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

The last month that you can plant calendula and expect a good harvest is probably September. If you wait any later than that and your calendula may not have a chance to grow to maturity. Starting your calendula indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Wasilla. In the coldest months of winter you can expect an average low temperature of -5°F.

Always keep in mind that USDA zone info for Wasilla may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Wasilla there is a last frost after April 15 so be sure to be ready to protect your calendula if you have one of those late frosts.

USDA Zone Info for Wasilla

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Wasilla

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