Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Morgan Hill should be used to figure out when it's a good idea 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 tells us that you need to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant melampodium in Morgan Hill 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. If you wait any later than that and your melampodium may not have a chance to fully mature. You can get started a few weeks earlier by starting your melampodium indoors.

Last Frost Date

The average date of last frost is February 15 in Morgan Hill. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Morgan Hill is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Morgan Hill there is a last frost after February 15 so make sure that you are ready to cover your melampodium in the event of a late frost.

USDA Zone Info for Morgan Hill

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 Morgan Hill

You may be interested in your other planting guides for Morgan Hill.