One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 can estimate when you can plant liatris in Oldsmar by checking out the USDA zone info.

Planting Calendar for Liatris

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

You can plant liatris quite a bit earlier in the year because they are very cold tolerant.

The earliest that you can plant liatris in Oldsmar 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 liatris and expect a good harvest is probably October. You probably don't want to wait any later than that or else your liatris may not have a chance to fully mature. If you are starting your liatris indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Oldsmar. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Oldsmar is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Oldsmar you get surprised by a frost after February 15 so make sure that you are ready to protect your liatris in the event of a late frost.

USDA Zone Info for Oldsmar

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 Oldsmar

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