Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant swan river daisy in Redwood City should be determined by using the USDA zone info.

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.

Since swan river daisy are not cold tolerant it is necessary to wait until after the last frost before you can plant them.

The earliest that you can plant swan river daisy in Redwood City is March. However, you really should wait until April 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. If you are starting your swan river daisy indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Redwood City. You should expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Redwood City and it can change quite a bit from year to year. Half of the time in Redwood City you get surprised by a frost after February 15 so make sure that you are prepared to cover your swan river daisy in the event of a late frost.

USDA Zone Info for Redwood City

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Redwood City

You may be interested in your other planting guides for Redwood City.