Before planting it is a good idea to find your USDA Zone info to determine your garden 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 figuring out when to plant swan river daisy is to use the USDA zone info for Riverdale.

Planting Calendar for Swan River Daisy

Frost tolerance for swan river daisy:	Not tolerant of frost.
When to plant:	After the last frost.

Since swan river daisy do not do well in cold weather you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant swan river daisy in Riverdale 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. Any later than that and your swan river daisy may not have a chance to really do well. You can get started a little bit earlier by starting your swan river daisy indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Riverdale. It might get as low as 10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Riverdale is an average and the actual date of last frost changes from year to year. Since half of the time in Riverdale you get surprised by a frost after March 15 be ready to protect your swan river daisy if you have a late frost.

USDA Zone Info for Riverdale

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Riverdale

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