One of the first steps you take when you are making a decision about your gardening schedule is find your 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 earliest that you can plant marigold in Anderson should be estimated by checking out the USDA zone info.

Planting Calendar for Marigold

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

Since marigold are not cold tolerant you must wait until after the last frost before you can plant them.

The earliest that you can plant marigold in Anderson 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. If you are starting your marigold indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Anderson. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Anderson is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Anderson you get a frost after February 15 be ready to cover your marigold in the event of one of those late frosts.

USDA Zone Info for Anderson

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Anderson

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