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.

The USDA zone info for Humble can be reffered to in order to figure out when it's a good idea to plant arctotis.

Planting Calendar for Arctotis

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

Arctotis do well in moderate cold which means that you can plant them a little bit earlier than other plants that might not handle the cold.

The earliest that you can plant arctotis in Humble is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant arctotis and expect a good harvest is probably October. Any later than that and your arctotis may not have a chance to fully mature. Starting your arctotis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Humble the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 20°F.

Remember that USDA zone info for Humble may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Humble you get surprised by a frost after February 15 so be sure to be ready to cover your arctotis in the event of a surprise late frost.

USDA Zone Info for Humble

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 Humble

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