One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when to plant melampodium in Roanoke by looking at the USDA zone info.

Planting Calendar for Melampodium

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

Since melampodium require warm weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant melampodium in Roanoke 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. Any later than that and your melampodium may not have a chance to really do well. Starting your melampodium indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Roanoke. It might get as low as 5°F during the coldest months of winter.

Keep in mind that USDA zone info for Roanoke is just an average and the actual date of last frost changes from year to year. Since half of the time in Roanoke there is a last frost after April 15 be ready to cover your melampodium in the event of one of those late frosts.

USDA Zone Info for Roanoke

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Roanoke

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