The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of estimating when it's a good idea to plant lobelia is to refer to the USDA zone info for Alexander City.

Planting Calendar for Lobelia

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

Lobelia do well in pretty solid cold which means that you can plant them earlier in the year than other plants that might not handle the cold.

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

Last Frost Date

The average date of last frost is March 15 in Alexander City. You can expect an average low temperature of 10°F in the coldest months of winter.

Remember that USDA zone info for Alexander City may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Alexander City there is a last frost after March 15 so just be sure to be ready to protect your lobelia in the event of a surprise late frost.

USDA Zone Info for Alexander City

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Alexander City

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