Before planting it is a good idea to find your USDA Zone info to figure out 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 common way of determining when it's a good idea to plant scarlet pimpernels is to refer to the USDA zone info for Dunedin.

Planting Calendar for Scarlet Pimpernels

Frost tolerance for scarlet pimpernels:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Scarlet Pimpernels tend to make it in mild cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant scarlet pimpernels in Dunedin 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 scarlet pimpernels and expect a good harvest is probably September. You probably don't want to wait any later than that or else your scarlet pimpernels may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your scarlet pimpernels indoors.

Last Frost Date

On average the last frost is on January 31 in Dunedin. You should expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Dunedin is not always accurate and the actual date of last frost changes from year to year. Half of the time in Dunedin you get a frost after January 31 so make sure that you are prepared to protect your scarlet pimpernels if you have a late frost.

USDA Zone Info for Dunedin

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Dunedin

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