Before planting it is a good idea to find your USDA Zone info to determine 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 figuring out when it's the best time to plant gloriosa daisy is to check out the USDA zone info for Pierre.

Planting Calendar for Gloriosa Daisy

Frost tolerance for gloriosa daisy:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Gloriosa Daisy do ok in moderate cold which tells us that you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant gloriosa daisy in Pierre is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant gloriosa daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your gloriosa daisy may not have a chance to really do well. If you are starting your gloriosa daisy indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Pierre. In the coldest months of winter you can expect an average low temperature of -25°F.

Keep in mind that USDA zone info for Pierre may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Pierre you get a frost after May 15 be ready to protect your gloriosa daisy in the event of a surprise late frost.

USDA Zone Info for Pierre

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Pierre

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