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.

One way of figuring out when it's a good idea to plant swan river daisy is to examine the USDA zone info for South Pasadena.

Planting Calendar for Swan River Daisy

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

It's a bad idea to plant swan river daisy until after the last frost because they require warm weather.

The earliest that you can plant swan river daisy in South Pasadena 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. Any later than that and your swan river daisy may not have a chance to really do well. Starting your swan river daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In South Pasadena the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for South Pasadena is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in South Pasadena there is a last frost after January 31 be ready to protect your swan river daisy if you have one of those late frosts.

USDA Zone Info for South Pasadena

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 South Pasadena

You may be interested in your other planting guides for South Pasadena.