The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In El Reno you can determine when it's possible to plant armeria by reviewing the USDA zone info.

Planting Calendar for Armeria

Frost tolerance for armeria:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant armeria a lot earlier in the year because they are very cold tolerant.

The earliest that you can plant armeria in El Reno is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant armeria and expect a good harvest is probably September. If you wait any later than that and your armeria may not have a chance to grow to maturity. If you are starting your armeria indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in El Reno. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for El Reno may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in El Reno it frosts late in the year after April 15 so make sure that you are ready to cover your armeria if you have a late frost.

USDA Zone Info for El Reno

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in El Reno

You may be interested in your other planting guides for El Reno.