One of the first steps you take when you are estimating 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.

A way of getting a good idea when to plant asparagus is to look at the USDA zone info for Sidney.

Planting Calendar for Asparagus

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

Asparagus are one of those plants that can tolerate quite a bit of cold weather which tells us that you can get them planted much earlier than other frost tender plants.

The earliest that you can plant asparagus in Sidney 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 asparagus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your asparagus may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your asparagus indoors.

Last Frost Date

The average date of last frost is April 15 in Sidney. It might get as low as -20°F during the coldest months of winter.

Keep in mind that USDA zone info for Sidney is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Sidney last frost occurs after April 15 so make sure that you are prepared to protect your asparagus if you have a surprise late frost.

USDA Zone Info for Sidney

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Sidney

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