When to Plant Galium in Harlan, IA

One of the best tools that you have as gardeners to help us estimate 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 earliest that you can plant galium in Harlan should be figured out by looking at the USDA zone info.


Planting Calendar for Galium

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

Since galium are moderately cold tolerant you can plant them a little earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant galium in Harlan 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 galium and expect a good harvest is probably September. Any later than that and your galium may not have a chance to really do well. Starting your galium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Harlan. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Harlan is not always accurate the actual date of last frost changes from year to year. Half of the time in Harlan you get a frost after April 15 so always be ready to protect your galium if you have a late frost.

USDA Zone Info for Harlan

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Harlan

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