When to Plant Mimulus in Litchfield Park, AZ

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. 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 mimulus in Litchfield Park can be estimated by referring to the USDA zone info.


Planting Calendar for Mimulus

Frost tolerance for mimulus: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Since mimulus do not do well in cold weather you must wait until after the last frost before you can plant them.

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 Litchfield Park 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 mimulus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your mimulus may not have a chance to grow to maturity. If you are starting your mimulus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Litchfield Park. It might get as low as 25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Litchfield Park is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Litchfield Park it frosts late in the year after February 15 so make sure that you are ready to cover your mimulus if you have one of those late frosts.

USDA Zone Info for Litchfield Park

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Litchfield Park

You may be interested in your other planting guides for Litchfield Park.