Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant new zealand spinach in Lewiston should be estimated by reviewing the USDA zone info.

Planting Calendar for New Zealand spinach

Frost tolerance for new zealand spinach:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

New Zealand spinach do well in moderate cold which means that you can get them planted earlier than other frost tender plants.

The earliest that you can plant new zealand spinach in Lewiston 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 new zealand spinach and expect a good harvest is probably September. Any later than that and your new zealand spinach may not have a chance to really do well. If you are starting your new zealand spinach indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Lewiston. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Lewiston is an average the actual date of last frost will vary from year to year. Half of the time in Lewiston you get surprised by a frost after April 15 so make sure that you are prepared to protect your new zealand spinach if you have a surprise late frost.

USDA Zone Info for Lewiston

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Lewiston

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