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When to Plant Ruby Grass in Missoula, MT

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to estimate when it's the best time to plant ruby grass by checking out the USDA zone info for Missoula.


Planting Calendar for Ruby Grass

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

You can plant ruby grass just a tiny bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

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

The earliest that you can plant ruby grass in Missoula 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 ruby grass and expect a good harvest is probably August. If you wait any later than that and your ruby grass may not have a chance to fully mature. If you are starting your ruby grass indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Missoula 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.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Missoula and it can change quite a bit from year to year. Half of the time in Missoula you get a frost after April 15 so make sure that you are prepared to protect your ruby grass if you have a surprise late frost.

USDA Zone Info for Missoula

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 Missoula

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