Before planting it is a good idea to find your USDA Zone info to determine 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.

In Houghton you can determine when to plant lemon grass by checking out the USDA zone info.

Planting Calendar for Lemon grass

Frost tolerance for lemon grass:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since lemon grass are barely cold tolerant you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant lemon grass in Houghton is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant lemon grass and expect a good harvest is probably August. You probably don't want to wait any later than that or else your lemon grass may not have a chance to really do well. Starting your lemon grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Houghton. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Houghton may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Houghton there is a last frost after April 15 so make sure that you are ready to cover your lemon grass if you have 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.