Before planting it is a good idea to find your USDA Zone info to determine 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.

The first opportunity to plant alyssum in Central City should be figured out by looking at the USDA zone info.

Planting Calendar for Alyssum

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

You can plant alyssum a lot earlier in the year because they do well in cold.

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

Last Frost Date

In Central City the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Central City 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 Central City last frost occurs after April 15 so be sure to be ready to protect your alyssum in the event of one of those late frosts.

USDA Zone Info for Central City

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 Central City

You may be interested in your other planting guides for Central City.