One of the first steps you take when you are getting a good idea 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.

The earliest that you can plant cosmos in Maumelle should be figured out by using the USDA zone info.

Planting Calendar for Cosmos

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

Cosmos do ok in moderate cold which tells us that you can plant them slightly earlier than other frost tender plants.

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

Last Frost Date

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

Just be sure to remember that USDA zone info for Maumelle may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Maumelle you get a frost after April 15 so make sure that you are ready to protect your cosmos if you have a surprise late frost.

USDA Zone Info for Maumelle

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 Maumelle

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