When to Plant Euphorbia in Springfield, OR

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

The first opportunity to plant euphorbia in Springfield can be figured out by looking at the USDA zone info.


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 are barely cold tolerant which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant euphorbia
Possibly ok, but a risky time to plant euphorbia
Probably not a good time to plant euphorbia

The earliest that you can plant euphorbia in Springfield 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 euphorbia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your euphorbia may not have a chance to fully mature. You can get started a few weeks earlier by starting your euphorbia indoors.

Last Frost Date

In Springfield the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Springfield and it is different every year. Half of the time in Springfield there is a last frost after February 15 so make sure that you are prepared to cover your euphorbia if you have a surprise late frost.

USDA Zone Info for Springfield

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low20°F
Highest Expected Low25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Springfield

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