One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when to plant african daisy by reviewing the USDA zone info for Humboldt.

Planting Calendar for African Daisy

Frost tolerance for african daisy:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since african daisy do well in moderate cold you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant african daisy in Humboldt 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 african daisy and expect a good harvest is probably September. You probably don't want to wait any later than that or else your african daisy may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your african daisy indoors.

Last Frost Date

The average date of last frost is April 15 in Humboldt. You can expect an average low temperature of 0°F in the coldest months of winter.

Remember that USDA zone info for Humboldt may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Humboldt last frost occurs after April 15 be ready to cover your african daisy if you have a late frost.

USDA Zone Info for Humboldt

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Humboldt

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