The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Hewitt can be used to estimate when it's a good idea to plant garden cress.

Planting Calendar for Garden cress

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

Since garden cress require warm weather it's important to wait until after the last frost before you can plant them.

The earliest that you can plant garden cress in Hewitt is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant garden cress and expect a good harvest is probably August. Any later than that and your garden cress may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your garden cress indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Hewitt. In the coldest months of winter you can expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Hewitt is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Hewitt there is a last frost after March 15 be ready to cover your garden cress if you have a surprise late frost.

USDA Zone Info for Hewitt

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Hewitt

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