One of the best tools that you have as gardeners to help us figure out 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.

You should be able to figure out when to plant lunaria by checking out the USDA zone info for Cairo.

Planting Calendar for Lunaria

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

Lunaria can survive in a little bit of cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant lunaria in Cairo 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. You probably don't want to wait any later than that or else your lunaria may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your lunaria indoors.

Last Frost Date

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

Remember that USDA zone info for Cairo may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Cairo you get a frost after March 15 so be sure to be ready to protect your lunaria if you have a surprise late frost.

USDA Zone Info for Cairo

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Cairo

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