One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Hempstead it's a good idea to determine when it's possible to plant nasturtium.

Planting Calendar for Nasturtium

Frost tolerance for nasturtium:	Not tolerant of frost.
When to plant:	After the last frost.

Since nasturtium do not do well in cold weather you really should wait until after the last frost before you can plant them.

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

Last Frost Date

In Hempstead the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 20°F.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Hempstead and it changes from year to year. Half of the time in Hempstead you get surprised by a frost after February 15 so be sure to be ready to protect your nasturtium if you have 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.