One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to estimate when it's the best time to plant alyssum by looking at the USDA zone info for Shreveport.

Planting Calendar for Alyssum

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

Alyssum do well in cold which tells us that you can get them planted much earlier than more sensitive plants.

The earliest that you can plant alyssum in Shreveport 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. You probably don't want to wait any later than that or else your alyssum may not have a chance to fully mature. You can get started a little bit earlier by starting your alyssum indoors.

Last Frost Date

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

Remember that USDA zone info for Shreveport is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Shreveport you get surprised by a frost after March 15 so be sure to be ready to cover your alyssum in the event of one of those late frosts.

USDA Zone Info for Shreveport

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 Shreveport

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