One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

By reviewing the USDA zone info for Humble it's possible to estimate when you can plant artichokes.

Planting Calendar for Artichokes

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

Artichokes are moderately cold tolerant which means that you can plant them a little bit earlier than plants that are more sensitive to the cold.

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

Last Frost Date

On average the last frost is on February 15 in Humble. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Humble and it changes from year to year. Half of the time in Humble there is a last frost after February 15 so be sure to be ready to protect your artichokes if you have a 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.