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.

In Wickenburg you can figure out when to plant indian cress by looking at the USDA zone info.

Planting Calendar for Indian cress

Frost tolerance for indian cress:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since indian cress are not cold tolerant it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant indian cress in Wickenburg 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. If you wait any later than that and your indian cress may not have a chance to fully mature. Starting your indian cress indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Wickenburg the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 20°F.

Since the USDA zone info for Wickenburg may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Wickenburg you get a frost after February 15 be ready to cover your indian cress if you have a surprise late frost.

USDA Zone Info for Wickenburg

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Wickenburg

You may be interested in your other planting guides for Wickenburg.