When to Plant Bittercress in Garden City, ID

One of the best tools that you have as gardeners to help us estimate 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.

The USDA zone info for Garden City can be read to figure out when to plant bittercress.


Planting Calendar for Bittercress

Frost tolerance for bittercress: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Since bittercress are barely cold tolerant you can plant them a bit earlier in the year than more sensitive plants.

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

The earliest that you can plant bittercress in Garden City 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 bittercress and expect a good harvest is probably August. If you wait any later than that and your bittercress may not have a chance to grow to maturity. Starting your bittercress indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Garden City. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Garden City is just an average the actual date of last frost changes from year to year. Half of the time in Garden City there is a last frost after April 15 so be sure to be ready to cover your bittercress if you have a late frost.

USDA Zone Info for Garden City

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Garden City

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