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.

You can figure out when it's the best time to plant nasturtium in Memphis by looking at the USDA zone info.

Planting Calendar for Nasturtium

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

Nasturtium require warm weather which means that it is important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant nasturtium in Memphis is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant nasturtium and expect a good harvest is probably August. If you wait any later than that and your nasturtium may not have a chance to fully mature. Starting your nasturtium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Memphis. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Memphis is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Memphis last frost occurs after April 15 be ready to protect your nasturtium in the event of a surprise late frost.

USDA Zone Info for Memphis

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Memphis

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