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When to Plant New Zealand spinach in Rock Island, IL

One of the first steps you take when you are getting a good idea 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.

You can estimate when it's possible to plant new zealand spinach in Rock Island 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.

Since new zealand spinach do well in moderate cold you can plant them a little earlier in the year 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 Rock Island 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 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

In Rock Island the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Rock Island is an average and the actual date of last frost changes from year to year. Half of the time in Rock Island it frosts late in the year after April 15 so always be ready to cover your new zealand spinach if you have a late frost.

USDA Zone Info for Rock Island

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 Rock Island

You may be interested in your other planting guides for Rock Island.