When can I plant Lunaria in Zone 5b

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

A way of determining when you can plant lunaria is to use the USDA zone info for Zone 5b.


Planting Calendar for Lunaria

Frost tolerance for lunaria: Tolerant of some frost.
When you should plant them: Up to 5 weeks before last frost.

Lunaria are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them earlier than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant lunaria
Possibly ok, but a risky time to plant lunaria
Probably not a good time to plant lunaria

The earliest that you can plant lunaria in Zone 5b 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 lunaria and expect a good harvest is probably September. Any later than that and your lunaria may not have a chance to grow to maturity. Starting your lunaria indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 5b the average date of last frost happens on April 15. In the coldest months of winter we can expect an average low temperature of -15°F.

Keep in mind that our actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 5b and it can change quite a bit from year to year. Since half of the time in Zone 5b we get a frost after April 15 be ready to protect your lunaria in the event of a surprise late frost.

USDA Zone Info for Zone 5b

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Zone 5b

You may be interested in our other planting guides for Zone 5b.