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.

In Pella you can figure out when it's the best time to plant garden orache by looking at the USDA zone info.

Planting Calendar for Garden Orache

Frost tolerance for garden orache:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since garden orache are moderately cold tolerant you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant garden orache in Pella is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant garden orache and expect a good harvest is probably September. You probably don't want to wait any later than that or else your garden orache may not have a chance to really do well. If you are starting your garden orache 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 Pella. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Pella may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Pella you get surprised by a frost after April 15 so make sure that you are prepared to protect your garden orache in the event of a late frost.

USDA Zone Info for Pella

Here is the info for USDA Zone 5b.

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

Plants to Grow in Pella

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