The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Newcastle you can estimate when it's the best time to plant steirodiscus by checking out the USDA zone info.

Planting Calendar for Steirodiscus

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

Steirodiscus can survive in some cold which tells us that you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant steirodiscus in Newcastle 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 steirodiscus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your steirodiscus may not have a chance to really do well. You can get started a couple of weeks earlier by starting your steirodiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Newcastle. You should expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Newcastle and it will vary from year to year. Half of the time in Newcastle you get surprised by a frost after April 15 so always be ready to protect your steirodiscus in the event of one of those late frosts.

USDA Zone Info for Newcastle

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Newcastle

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