One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 should be able to estimate when it's possible to plant swan river daisy by reviewing the USDA zone info for York.

Planting Calendar for Swan River Daisy

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

Swan River Daisy do not do well in cold weather which tells us that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant swan river daisy in York 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 swan river daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your swan river daisy may not have a chance to grow to maturity. If you are starting your swan river daisy indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In York the average date of last frost happens on April 15. You should expect an average low temperature of 5°F in the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for York and it will vary from year to year. Half of the time in York you get a frost after April 15 so make sure that you are ready to protect your swan river daisy in the event of a surprise late frost.

USDA Zone Info for York

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in York

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