One of the first steps you take when you are figuring out 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.

It's possible to figure out when to plant alstromeria by looking at the USDA zone info for Centerville.

Planting Calendar for Alstromeria

Frost tolerance for alstromeria:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant alstromeria just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant alstromeria in Centerville 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 alstromeria and expect a good harvest is probably September. Any later than that and your alstromeria may not have a chance to grow to maturity. You can get started a little bit earlier by starting your alstromeria indoors.

Last Frost Date

The average date of last frost is April 15 in Centerville. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Centerville may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Centerville it frosts late in the year after April 15 so just be sure to be ready to protect your alstromeria in the event of a late frost.

USDA Zone Info for Centerville

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 Centerville

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