When to Plant Maltese Cross in Frederick, CO

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when it's possible to plant maltese cross in Frederick by referring to the USDA zone info.


Planting Calendar for Maltese Cross

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

You can plant maltese cross a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

The earliest that you can plant maltese cross in Frederick 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 maltese cross and expect a good harvest is probably September. Any later than that and your maltese cross may not have a chance to really do well. Starting your maltese cross indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Frederick. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Frederick may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Frederick there is a last frost after April 15 be ready to cover your maltese cross in the event of a late frost.

USDA Zone Info for Frederick

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

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

Plants to Grow in Frederick

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