Before planting it is a good idea to find your USDA Zone info to determine your garden 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 Junction City can be reviewed to estimate when to plant portulaca.

Planting Calendar for Portulaca

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

It's not a good idea to plant portulaca until after the last frost has passed because they require warm weather.

The earliest that you can plant portulaca in Junction City 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 portulaca and expect a good harvest is probably August. If you wait any later than that and your portulaca may not have a chance to really do well. If you are starting your portulaca indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Junction City. You can expect an average low temperature of -10°F in the coldest months of winter.

Remember that USDA zone info for Junction City 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 Junction City it frosts late in the year after April 15 be ready to cover your portulaca in the event of a surprise late frost.

USDA Zone Info for Junction City

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Junction City

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