One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Golden you can figure out when you can plant shallots by looking at the USDA zone info.

Planting Calendar for Shallots

Frost tolerance for shallots:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Shallots do ok in very little cold which tells us that you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant shallots in Golden 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 shallots and expect a good harvest is probably August. Any later than that and your shallots may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your shallots indoors.

Last Frost Date

The average date of last frost is April 15 in Golden. You should expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Golden is not always accurate and the actual date of last frost changes from year to year. Half of the time in Golden there is a last frost after April 15 so make sure that you are prepared to protect your shallots in the event of a surprise late frost.

USDA Zone Info for Golden

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 Golden

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