Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Wiggins you can figure out when it's a good idea to plant onions by looking at the USDA zone info.

Planting Calendar for Onions

Frost tolerance for onions:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Onions do well in quite a bit of cold which tells us that you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant onions in Wiggins 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 onions and expect a good harvest is probably September. Any later than that and your onions may not have a chance to fully mature. Starting your onions indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Remember that USDA zone info for Wiggins is an average and the actual date of last frost will vary from year to year. Half of the time in Wiggins there is a last frost after March 15 so make sure that you are ready to cover your onions if you have a late frost.

USDA Zone Info for Wiggins

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 Wiggins

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