One of the first steps you take when you are estimating your gardening schedule is find your 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 a good idea to estimate when it's the best time to plant artichokes by reviewing the USDA zone info for North Royalton.

Planting Calendar for Artichokes

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

Since artichokes are moderately cold tolerant you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant artichokes in North Royalton 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. Any later than that and 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 little bit earlier.

Last Frost Date

In North Royalton the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for North Royalton is an average the actual date of last frost is different every year. Since half of the time in North Royalton it frosts late in the year after April 15 be ready to cover your artichokes in the event of a surprise late frost.

USDA Zone Info for North Royalton

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in North Royalton

You may be interested in your other planting guides for North Royalton.