Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when you can plant lobelia is to consult the USDA zone info for Sanford.

Planting Calendar for Lobelia

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

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

The earliest that you can plant lobelia in Sanford is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant lobelia and expect a good harvest is probably October. Any later than that and your lobelia may not have a chance to really do well. Starting your lobelia indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on February 15 in Sanford. You should expect an average low temperature of 25°F in the coldest months of winter.

Remember that USDA zone info for Sanford is just an average and the actual date of last frost will vary from year to year. Half of the time in Sanford it frosts late in the year after February 15 so make sure that you are prepared to cover your lobelia in the event of one of those late frosts.

USDA Zone Info for Sanford

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Sanford

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