The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Mission you can figure out when to plant marigold by reviewing the USDA zone info.

Planting Calendar for Marigold

Frost tolerance for marigold:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since marigold do not do well in cold weather you really should wait until after the last frost before you can plant them.

The earliest that you can plant marigold in Mission 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 marigold and expect a good harvest is probably September. You probably don't want to wait any later than that or else your marigold may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your marigold indoors.

Last Frost Date

On average the last frost is on February 15 in Mission. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Mission is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Mission you get a frost after February 15 be ready to protect your marigold in the event of a surprise late frost.

USDA Zone Info for Mission

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 Mission

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