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.

A way of determining when it's a good idea to plant lobelia is to examine the USDA zone info for Thomaston.

Planting Calendar for Lobelia

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

Lobelia tend to make it in quite a bit of 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 Thomaston 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. If you wait any later than that and your lobelia may not have a chance to fully mature. You can get started a little bit earlier by starting your lobelia indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Thomaston. In the coldest months of winter you should expect an average low temperature of 10°F.

Just be sure to remember that USDA zone info for Thomaston is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Thomaston last frost occurs after March 15 be ready to protect your lobelia in the event of a surprise late frost.

USDA Zone Info for Thomaston

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 Thomaston

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