One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Coral Gables you can figure out when to plant nasturtium by reviewing the USDA zone info.

Planting Calendar for Nasturtium

Frost tolerance for nasturtium:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since nasturtium are not cold tolerant it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant nasturtium in Coral Gables 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 nasturtium and expect a good harvest is probably September. 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 little bit earlier.

Last Frost Date

On average the last frost has passed is on January 31 in Coral Gables. In the coldest months of winter you should expect an average low temperature of 35°F.

Since the USDA zone info for Coral Gables is just an average the actual date of last frost changes from year to year. Since half of the time in Coral Gables you get a frost after January 31 be ready to cover your nasturtium in the event of one of those late frosts.

USDA Zone Info for Coral Gables

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Coral Gables

You may be interested in your other planting guides for Coral Gables.