When to Plant Forget-Me-Not in Upland, CA

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.

A common way of estimating when to plant forget-me-not is to use the USDA zone info for Upland.


Planting Calendar for Forget-Me-Not

Frost tolerance for forget-me-not: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

You can plant forget-me-not a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant forget-me-not
Possibly ok, but a risky time to plant forget-me-not
Probably not a good time to plant forget-me-not

The earliest that you can plant forget-me-not in Upland is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant forget-me-not and expect a good harvest is probably October. Any later than that and your forget-me-not may not have a chance to really do well. Starting your forget-me-not indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Upland. It might get as low as 30°F during the coldest months of winter.

Remember that USDA zone info for Upland 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 Upland there is a last frost after January 31 be ready to cover your forget-me-not if you have a surprise late frost.

USDA Zone Info for Upland

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Upland

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