The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. 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 schizanthus is to consult the USDA zone info for Pleasant Hill.

Planting Calendar for Schizanthus

Frost tolerance for schizanthus:	Not tolerant of frost.
When to plant:	After the last frost.

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

The earliest that you can plant schizanthus in Pleasant Hill 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. You probably don't want to wait any later than that or else your schizanthus may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your schizanthus indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Pleasant Hill. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Pleasant Hill and it changes from year to year. Half of the time in Pleasant Hill it frosts late in the year after April 15 so always be ready to protect your schizanthus if you have a late frost.

USDA Zone Info for Pleasant Hill

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Pleasant Hill

You may be interested in your other planting guides for Pleasant Hill.