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

The first opportunity to plant swan river daisy in Holtville should be figured out by referring to the USDA zone info.

Planting Calendar for Swan River Daisy

Frost tolerance for swan river daisy:	Not tolerant of frost.
When to plant:	After the last frost.

It's a bad idea to plant swan river daisy until after the last frost has passed because they require warm weather.

The earliest that you can plant swan river daisy in Holtville 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 swan river daisy and expect a good harvest is probably September. Any later than that and your swan river daisy may not have a chance to really do well. You can get started a couple of weeks earlier by starting your swan river daisy indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Holtville. You can expect an average low temperature of 30°F in the coldest months of winter.

Remember that USDA zone info for Holtville is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Holtville it frosts late in the year after January 31 be ready to cover your swan river daisy in the event of a surprise late frost.

USDA Zone Info for Holtville

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 Low	30°F
Highest Expected Low	35°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 Holtville

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