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.

One way of estimating when it's a good idea to plant alyssum is to use the USDA zone info for Annapolis.

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 Annapolis 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 grow to maturity. Starting your alyssum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Annapolis. It might get as low as 5°F during the coldest months of winter.

Remember that USDA zone info for Annapolis is an average and the actual date of last frost changes from year to year. Half of the time in Annapolis there is a last frost after April 15 so just be sure to be ready to protect your alyssum in the event of one of those late frosts.

USDA Zone Info for Annapolis

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Annapolis

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