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.

By using the USDA zone info for Richardson it's a good idea to estimate when it's possible to plant shasta daisys.

Planting Calendar for Shasta Daisys

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

Shasta Daisys are moderately cold tolerant which means that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant shasta daisys in Richardson 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 shasta daisys and expect a good harvest is probably September. If you wait any later than that and your shasta daisys may not have a chance to grow to maturity. If you are starting your shasta daisys indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Richardson. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Richardson is just an average the actual date of last frost changes from year to year. Half of the time in Richardson it frosts late in the year after March 15 so be sure to be ready to cover your shasta daisys if you have a surprise late frost.

USDA Zone Info for Richardson

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 Richardson

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