Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of figuring out when it's a good idea to plant alstromeria is to look at the USDA zone info for Hope.

Planting Calendar for Alstromeria

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

Since alstromeria are moderately cold tolerant you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant alstromeria in Hope 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. You probably don't want to wait any later than that or else your alstromeria may not have a chance to grow to maturity. If you are starting your alstromeria indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Hope. It might get as low as 10°F during the coldest months of winter.

Keep in mind that USDA zone info for Hope is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Hope you get surprised by a frost after March 15 so be sure to be ready to protect your alstromeria in the event of a surprise late frost.

USDA Zone Info for Hope

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Hope

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