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.

In Suwanee you can estimate when it's the best time to plant nasturtium 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.

Nasturtium do not do well in cold weather which means that it is necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant nasturtium in Suwanee 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. You probably don't want to wait any later than that or else your nasturtium may not have a chance to really do well. Starting your nasturtium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Suwanee. In the coldest months of winter you can expect an average low temperature of 5°F.

Keep in mind that USDA zone info for Suwanee is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Suwanee there is a last frost after April 15 so make sure that you are ready to protect your nasturtium if you have one of those late frosts.

USDA Zone Info for Suwanee

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 Suwanee

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