One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when to plant euphorbia is to consult the USDA zone info for Lancaster.

Planting Calendar for Euphorbia

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

Euphorbia can survive in mild cold which means that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant euphorbia in Lancaster 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 euphorbia and expect a good harvest is probably August. Any later than that and your euphorbia may not have a chance to grow to maturity. Starting your euphorbia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Lancaster the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Lancaster is not always accurate the actual date of last frost will vary from year to year. Half of the time in Lancaster it frosts late in the year after March 15 so make sure that you are ready to cover your euphorbia if you have a late frost.

USDA Zone Info for Lancaster

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Lancaster

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