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.

The first opportunity to plant nasturtium in Loma Linda should be estimated 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.

Since nasturtium are not cold tolerant it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant nasturtium in Loma Linda 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. Any later than that and your nasturtium may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your nasturtium indoors.

Last Frost Date

On average the last frost is on February 15 in Loma Linda. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Loma Linda is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Loma Linda it frosts late in the year after February 15 so make sure that you are ready to cover your nasturtium if you have a surprise late frost.

USDA Zone Info for Loma Linda

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Loma Linda

You may be interested in your other planting guides for Loma Linda.