One of the first steps you take when you are determining your gardening schedule is find your 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 estimating when to plant asparagus fern is to examine the USDA zone info for Burlington.

Planting Calendar for Asparagus Fern

Frost tolerance for asparagus fern:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant asparagus fern until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant asparagus fern in Burlington 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 asparagus fern and expect a good harvest is probably August. If you wait any later than that and your asparagus fern may not have a chance to really do well. You can get started a little bit earlier by starting your asparagus fern indoors.

Last Frost Date

The average date of last frost is April 15 in Burlington. In the coldest months of winter you should expect an average low temperature of 0°F.

Keep in mind that USDA zone info for Burlington is just an average and the actual date of last frost changes from year to year. Half of the time in Burlington there is a last frost after April 15 so be sure to be ready to protect your asparagus fern in the event of a surprise late frost.

USDA Zone Info for Burlington

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Burlington

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