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.

It's possible to figure out when to plant swan river daisy by looking at the USDA zone info for Imperial.

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.

You can not plant swan river daisy until after the last frost because they are not cold tolerant.

The earliest that you can plant swan river daisy in Imperial 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 swan river daisy and expect a good harvest is probably September. If you wait any later than that and your swan river daisy may not have a chance to grow to maturity. Starting your swan river daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Imperial. It might get as low as 30°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Imperial is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Imperial you get surprised by a frost after January 31 so just be sure to be ready to protect your swan river daisy in the event of a surprise late frost.

USDA Zone Info for Imperial

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Imperial

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