One of the best tools that you have as gardeners to help us determine 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.

By referring to the USDA zone info for Grand Terrace you should be able to figure out when it's possible to plant melampodium.

Planting Calendar for Melampodium

Frost tolerance for melampodium:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's a bad idea to plant melampodium until after the last frost because they do not do well in cold weather.

The earliest that you can plant melampodium in Grand Terrace 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 melampodium and expect a good harvest is probably September. Any later than that and your melampodium may not have a chance to fully mature. If you are starting your melampodium indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Grand Terrace. It might get as low as 25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Grand Terrace is just an average and the actual date of last frost will vary from year to year. Half of the time in Grand Terrace it frosts late in the year after February 15 so make sure that you are prepared to protect your melampodium in the event of a late frost.

USDA Zone Info for Grand Terrace

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 Grand Terrace

You may be interested in your other planting guides for Grand Terrace.