Before planting it is a good idea to find your USDA Zone info to estimate 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.

In Madison you can figure out when you can plant gazania by referring to the USDA zone info.

Planting Calendar for Gazania

Frost tolerance for gazania:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant gazania a bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant gazania in Madison is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant gazania and expect a good harvest is probably August. Any later than that and your gazania may not have a chance to fully mature. You can get started a few weeks earlier by starting your gazania indoors.

Last Frost Date

On average the last frost is on May 15 in Madison. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Madison is not always accurate the actual date of last frost changes from year to year. Since half of the time in Madison you get a frost after May 15 be ready to cover your gazania if you have a surprise late frost.

USDA Zone Info for Madison

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Madison

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