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.

In Edna you can figure out when you can plant doronicum by reviewing 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.

You can plant doronicum a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant doronicum in Edna 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 doronicum and expect a good harvest is probably October. If you wait any later than that and your doronicum may not have a chance to grow to maturity. If you are starting your doronicum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Edna the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Edna may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Edna last frost occurs after February 15 so just be sure to be ready to cover your doronicum if you have a surprise late frost.

USDA Zone Info for Edna

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Edna

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