When to Plant Arctotis in Somerset, PA

One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

The first chance to plant arctotis in Somerset should be determined by reviewing the USDA zone info.


Planting Calendar for Arctotis

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

Arctotis are one of those plants that can tolerate a little bit of cold weather which means that you can plant them earlier than other plants that might not handle the cold.

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

The earliest that you can plant arctotis in Somerset 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 arctotis and expect a good harvest is probably September. Any later than that and your arctotis may not have a chance to fully mature. You can get started a few weeks earlier by starting your arctotis indoors.

Last Frost Date

In Somerset the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Somerset is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Somerset there is a last frost after April 15 be ready to cover your arctotis in the event of a surprise late frost.

USDA Zone Info for Somerset

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 Somerset

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