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.

By reviewing the USDA zone info for Prospect it's a good idea to determine 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.

Artichokes are moderately cold tolerant which means that you can plant them a little bit earlier than other frost tender plants.

The earliest that you can plant artichokes in Prospect 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 grow to maturity. Starting your artichokes indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Prospect. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Prospect is an average the actual date of last frost is different every year. Since half of the time in Prospect you get surprised by a frost after April 15 be ready to cover your artichokes if you have a surprise late frost.

USDA Zone Info for Prospect

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Prospect

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