One of the first steps you take when you are estimating 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 will be able to determine when you can plant sanvitalia by reviewing the USDA zone info for Estherville.

Planting Calendar for Sanvitalia

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

Sanvitalia can survive in some cold which means that you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant sanvitalia in Estherville 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 sanvitalia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your sanvitalia may not have a chance to fully mature. If you are starting your sanvitalia indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Estherville. You can expect an average low temperature of -20°F in the coldest months of winter.

Always keep in mind that USDA zone info for Estherville is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Estherville you get a frost after April 15 so make sure that you are ready to cover your sanvitalia if you have one of those late frosts.

USDA Zone Info for Estherville

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 Estherville

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