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When to Plant Matricaria in Spearfish, SD

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Spearfish you will be able to estimate when you can plant matricaria.


Planting Calendar for Matricaria

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

Matricaria are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them a little bit earlier than other frost tender plants.

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

The earliest that you can plant matricaria in Spearfish 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 matricaria and expect a good harvest is probably September. If you wait any later than that and your matricaria may not have a chance to grow to maturity. If you are starting your matricaria indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Spearfish. In the coldest months of winter you can expect an average low temperature of -20°F.

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 Spearfish and it changes from year to year. Half of the time in Spearfish you get surprised by a frost after April 15 so make sure that you are ready to cover your matricaria in the event of a late frost.

USDA Zone Info for Spearfish

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 Spearfish

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