When to Plant New Zealand spinach in Altoona, IA

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 Altoona should be read to estimate when to plant new zealand spinach.


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.

You can plant new zealand spinach a little bit earlier in the year because they do well in moderate 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 Altoona 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. If you wait any later than that and your new zealand spinach may not have a chance to fully mature. Starting your new zealand spinach indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Altoona. In the coldest months of winter you can expect an average low temperature of -20°F.

Always keep in mind that USDA zone info for Altoona may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Altoona it frosts late in the year after April 15 be ready to cover your new zealand spinach if you have one of those late frosts.

USDA Zone Info for Altoona

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 Altoona

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