Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Turtle Creek you can figure out when it's the best time to plant welsh onion by reviewing the USDA zone info.

Planting Calendar for Welsh onion

Frost tolerance for welsh onion:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Welsh onion do ok in moderate cold which means that you can plant them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant welsh onion in Turtle Creek is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant welsh onion and expect a good harvest is probably August. You probably don't want to wait any later than that or else your welsh onion may not have a chance to grow to maturity. Starting your welsh onion indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Turtle Creek. In the coldest months of winter you can expect an average low temperature of -5°F.

It's important to remember that USDA zone info for Turtle Creek is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Turtle Creek it frosts late in the year after April 15 so be sure to be ready to cover your welsh onion in the event of one of those late frosts.

USDA Zone Info for Turtle Creek

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 Turtle Creek

You may be interested in your other planting guides for Turtle Creek.