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When to Plant New Zealand spinach in Marshalltown, IA

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Marshalltown you can determine when it's the best time to plant new zealand spinach by using 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 tells us that you can get them planted earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant new zealand spinach
Possibly ok, but a risky time to plant new zealand spinach
Probably not a good time to plant new zealand spinach

The earliest that you can plant new zealand spinach in Marshalltown 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. You probably don't want to wait any later than that or else your new zealand spinach may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your new zealand spinach indoors.

Last Frost Date

In Marshalltown the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -20°F.

Keep in mind that USDA zone info for Marshalltown is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Marshalltown you get surprised by a frost after April 15 be ready to protect your new zealand spinach in the event of a surprise late frost.

USDA Zone Info for Marshalltown

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Marshalltown

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