Before planting it is a good idea to find your USDA Zone info to estimate 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.

In Tomah you can determine 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.

You can plant garden orache just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant garden orache in Tomah 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 garden orache and expect a good harvest is probably August. You probably don't want to wait any later than that or else your garden orache may not have a chance to grow to maturity. Starting your garden orache indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Tomah. You can expect an average low temperature of -25°F in the coldest months of winter.

It's important to remember that USDA zone info for Tomah may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Tomah you get surprised by a frost after May 15 be ready to cover your garden orache if you have a surprise late frost.

USDA Zone Info for Tomah

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Tomah

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