When to Plant Anemone in Sterling, CO

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Sterling can be reffered to in order to estimate when you can plant anemone.


Planting Calendar for Anemone

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

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

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

The earliest that you can plant anemone in Sterling 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 anemone and expect a good harvest is probably September. If you wait any later than that and your anemone may not have a chance to grow to maturity. If you are starting your anemone indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Sterling. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Sterling is an average the actual date of last frost changes from year to year. Since half of the time in Sterling last frost occurs after April 15 be ready to cover your anemone if you have a late frost.

USDA Zone Info for Sterling

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°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 -15°F.

Plants to Grow in Sterling

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