Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Hempstead you can determine when it's possible to plant sanvitalia by looking at the USDA zone info.

Planting Calendar for Sanvitalia

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

You can plant sanvitalia a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant sanvitalia in Hempstead 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 sanvitalia and expect a good harvest is probably September. If you wait any later than that and your sanvitalia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your sanvitalia indoors.

Last Frost Date

The average date of last frost is February 15 in Hempstead. In the coldest months of winter you can expect an average low temperature of 20°F.

It's important to remember that USDA zone info for Hempstead is just an average and the actual date of last frost changes from year to year. Since half of the time in Hempstead you get a frost after February 15 be ready to protect your sanvitalia in the event of one of those late frosts.

USDA Zone Info for Hempstead

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Hempstead

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