One of the best tools that you have as gardeners to help us estimate 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 USDA zone info for Gardena can be read to estimate when to plant melampodium.

Planting Calendar for Melampodium

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

Melampodium require warm weather which means that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant melampodium in Gardena 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 melampodium and expect a good harvest is probably September. You probably don't want to wait any later than that or else your melampodium may not have a chance to grow to maturity. If you are starting your melampodium indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Gardena. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Gardena is an average the actual date of last frost changes from year to year. Since half of the time in Gardena it frosts late in the year after January 31 be ready to cover your melampodium if you have one of those late frosts.

USDA Zone Info for Gardena

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 Gardena

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