The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Delphos it's possible to determine when you can plant melampodium.

Planting Calendar for Melampodium

Frost tolerance for melampodium:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Melampodium require warm weather which means that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant melampodium in Delphos 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 melampodium and expect a good harvest is probably August. If you wait any later than that and your melampodium may not have a chance to fully mature. Starting your melampodium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Delphos. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Delphos is an average the actual date of last frost changes from year to year. Since half of the time in Delphos it frosts late in the year after April 15 be ready to protect your melampodium in the event of a late frost.

USDA Zone Info for Delphos

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Delphos

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