Before planting it is a good idea to find your USDA Zone info to figure out 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 Hearne can be looked at to figure out when it's a good idea to plant artichokes.

Planting Calendar for Artichokes

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

You can plant artichokes a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant artichokes in Hearne 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 artichokes and expect a good harvest is probably September. You probably don't want to wait any later than that or else your artichokes may not have a chance to fully mature. If you are starting your artichokes indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Hearne may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Hearne you get surprised by a frost after March 15 so make sure that you are prepared to cover your artichokes in the event of a late frost.

USDA Zone Info for Hearne

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Hearne

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