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.

In Sparta you can figure out when it's possible to plant alstromeria by using the USDA zone info.

Planting Calendar for Alstromeria

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

Alstromeria do well in some cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant alstromeria in Sparta 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. If you wait any later than that and your alstromeria may not have a chance to fully mature. You can get started a few weeks earlier by starting your alstromeria indoors.

Last Frost Date

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

Since the USDA zone info for Sparta is just an average the actual date of last frost will vary from year to year. Half of the time in Sparta last frost occurs after April 15 so always be ready to protect your alstromeria if you have a surprise late frost.

USDA Zone Info for Sparta

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 Sparta

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