One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant doronicum in Crystal City should be estimated by checking out the USDA zone info.

Planting Calendar for Doronicum

Frost tolerance for doronicum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since doronicum do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant doronicum in Crystal City 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 doronicum and expect a good harvest is probably September. Any later than that and your doronicum may not have a chance to really do well. Starting your doronicum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Crystal City. In the coldest months of winter you can expect an average low temperature of -5°F.

Remember that USDA zone info for Crystal City may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Crystal City last frost occurs after April 15 be ready to protect your doronicum in the event of a surprise late frost.

USDA Zone Info for Crystal City

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

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

Plants to Grow in Crystal City

You may be interested in your other planting guides for Crystal City.