When to Plant Mimulus in Arlington, VA

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

You can figure out when it's possible to plant mimulus in Arlington by referring to the USDA zone info.


Planting Calendar for Mimulus

Frost tolerance for mimulus: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

You really shouldn't plant mimulus until after the last frost has passed because they do not do well in cold weather.

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

The earliest that you can plant mimulus in Arlington is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant mimulus and expect a good harvest is probably August. Any later than that and your mimulus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your mimulus indoors.

Last Frost Date

On average the last frost is on April 15 in Arlington. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Arlington may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Arlington there is a last frost after April 15 be ready to protect your mimulus if you have one of those late frosts.

USDA Zone Info for Arlington

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Arlington

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