One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for National City you should be able to determine when it's the best time to plant sweet woodruff.

Planting Calendar for Sweet Woodruff

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

Since sweet woodruff do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant sweet woodruff in National 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 sweet woodruff and expect a good harvest is probably October. You probably don't want to wait any later than that or else your sweet woodruff may not have a chance to really do well. You can get started a couple of weeks earlier by starting your sweet woodruff indoors.

Last Frost Date

The average date of last frost is January 31 in National City. You can expect an average low temperature of 35°F in the coldest months of winter.

Since the USDA zone info for National City is just an average the actual date of last frost is different every year. Since half of the time in National City there is a last frost after January 31 be ready to protect your sweet woodruff in the event of a late frost.

USDA Zone Info for National City

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in National City

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