Before planting it is a good idea to find your USDA Zone info to determine 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 indian cress in Walnut Creek should be estimated by using the USDA zone info.

Planting Calendar for Indian cress

Frost tolerance for indian cress:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You should not plant indian cress until after the last frost because they do not do well in cold weather.

The earliest that you can plant indian cress in Walnut Creek 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 indian cress and expect a good harvest is probably September. You probably don't want to wait any later than that or else your indian cress may not have a chance to really do well. You can get started a few weeks earlier by starting your indian cress indoors.

Last Frost Date

In Walnut Creek the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Walnut Creek may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Walnut Creek it frosts late in the year after February 15 be ready to protect your indian cress if you have a surprise late frost.

USDA Zone Info for Walnut Creek

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 Walnut Creek

You may be interested in your other planting guides for Walnut Creek.