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.

The first opportunity to plant alstromeria in Yorktown can be figured out by looking at 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.

You can plant alstromeria a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant alstromeria in Yorktown 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 grow to maturity. You can get started a couple of weeks earlier by starting your alstromeria indoors.

Last Frost Date

On average the last frost is on April 15 in Yorktown. It might get as low as -10°F during the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Yorktown and it will vary from year to year. Since half of the time in Yorktown you get surprised by a frost after April 15 be ready to protect your alstromeria if you have a late frost.

USDA Zone Info for Yorktown

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Yorktown

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