One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

One way of getting a good idea when to plant livingstone daisy is to refer to the USDA zone info for Ottumwa.

Planting Calendar for Livingstone Daisy

Frost tolerance for livingstone daisy:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You can not plant livingstone daisy until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant livingstone daisy in Ottumwa is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant livingstone daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your livingstone daisy may not have a chance to grow to maturity. Starting your livingstone daisy 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 Ottumwa. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Ottumwa may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Ottumwa there is a last frost after April 15 be ready to protect your livingstone daisy in the event of a late frost.

USDA Zone Info for Ottumwa

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 Ottumwa

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