One of the best tools that you have as gardeners to help us figure out 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.

By referring to the USDA zone info for Greeley you will be able to figure out when it's a good idea to plant schizanthus.

Planting Calendar for Schizanthus

Frost tolerance for schizanthus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Schizanthus do not do well in cold weather which means that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant schizanthus in Greeley is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant schizanthus and expect a good harvest is probably August. If you wait any later than that and your schizanthus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your schizanthus indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Greeley. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Greeley is not always accurate the actual date of last frost changes from year to year. Half of the time in Greeley it frosts late in the year after April 15 so just be sure to be ready to cover your schizanthus in the event of a late frost.

USDA Zone Info for Greeley

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 Greeley

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