When to Plant Stocks in Osceola, IA

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

By using the USDA zone info for Osceola you will be able to figure out when it's possible to plant stocks.


Planting Calendar for Stocks

Frost tolerance for stocks: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Stocks are one of those plants that can tolerate a tiny bit of cold weather which means that you can start planting them slightly earlier than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant stocks
Possibly ok, but a risky time to plant stocks
Probably not a good time to plant stocks

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

Last Frost Date

In Osceola 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.

Keep in mind that USDA zone info for Osceola is an average and the actual date of last frost will vary from year to year. Since half of the time in Osceola it frosts late in the year after April 15 be ready to cover your stocks if you have a surprise late frost.

USDA Zone Info for Osceola

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 Osceola

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