The USDA Zone info is a great tool for gardeners to help us determine 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.

A common way of making a decision about when it's the best time to plant forget-me-not is to examine the USDA zone info for Arvada.

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.

Forget-Me-Not do ok in a little bit of cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant forget-me-not in Arvada 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 forget-me-not and expect a good harvest is probably September. If you wait any later than that and your forget-me-not may not have a chance to really do well. You can get started a few weeks earlier by starting your forget-me-not indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Arvada. You should expect an average low temperature of -10°F in the coldest months of winter.

Remember that USDA zone info for Arvada may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Arvada last frost occurs after April 15 be ready to cover your forget-me-not in the event of one of those late frosts.

USDA Zone Info for Arvada

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Arvada

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