When to Plant Garden cress in Zone 8b

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Zone 8b you can figure out when to plant garden cress by using the USDA zone info.

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Planting Calendar for Garden cress

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

Garden cress are not cold tolerant which tells us that it is necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant garden cress
Possibly ok, but a risky time to plant garden cress
Probably not a good time to plant garden cress

The earliest that you can plant garden cress in Zone 8b 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. If you wait any later than that and your garden cress may not have a chance to really do well. If you are starting your garden cress indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Zone 8b the average date of last frost happens on March 15. In the coldest months of winter you should expect an average low temperature of 15°F.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 8b and it can change quite a bit from year to year. Half of the time in Zone 8b you get surprised by a frost after March 15 so always be ready to cover your garden cress in the event of a surprise late frost.

USDA Zone Info for Zone 8b

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 Low15°F
Highest Expected Low20°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 Zone 8b

You may be interested in your other planting guides for Zone 8b.