Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when it's possible to plant alstromeria is to check out the USDA zone info for Northvale.

Planting Calendar for Alstromeria

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

Since alstromeria do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant alstromeria in Northvale 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 few weeks earlier by starting your alstromeria indoors.

Last Frost Date

The average date of last frost is April 15 in Northvale. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Northvale is just an average the actual date of last frost changes from year to year. Since half of the time in Northvale you get a frost after April 15 be ready to cover your alstromeria in the event of a late frost.

USDA Zone Info for Northvale

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 Northvale

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