When to Plant Galium in Houghton, MI

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Houghton you can estimate when you can plant galium by looking at the USDA zone info.

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Planting Calendar for Galium

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

Galium do well in moderate cold which means that you can plant them earlier than other frost tender plants.

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 Houghton 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. If you wait any later than that and your galium may not have a chance to grow to maturity. You can get started a little bit earlier by starting your galium indoors.

Last Frost Date

In Houghton the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Houghton and it is different every year. Since half of the time in Houghton it frosts late in the year after April 15 be ready to protect your galium in the event of one of those late frosts.

USDA Zone Info for Houghton

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 Houghton

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