One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. 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 scabiosa in Redwood City can be figured out by referring to the USDA zone info.

Planting Calendar for Scabiosa

Frost tolerance for scabiosa:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Scabiosa do well in moderate cold which tells us that you can plant them a little bit earlier than other frost tender plants.

The earliest that you can plant scabiosa in Redwood City is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant scabiosa and expect a good harvest is probably October. You probably don't want to wait any later than that or else your scabiosa may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your scabiosa indoors.

Last Frost Date

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

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Redwood City and it will vary from year to year. Since half of the time in Redwood City it frosts late in the year after February 15 be ready to protect your scabiosa 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.