Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Newark you can figure out when to plant dianthus by referring to the USDA zone info.

Planting Calendar for Dianthus

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

You can plant dianthus a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant dianthus in Newark 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 dianthus and expect a good harvest is probably October. If you wait any later than that and your dianthus may not have a chance to grow to maturity. Starting your dianthus indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Newark. It might get as low as 30°F during the coldest months of winter.

Keep in mind that USDA zone info for Newark is just an average and the actual date of last frost is different every year. Half of the time in Newark it frosts late in the year after January 31 so be sure to be ready to protect your dianthus if you have a late frost.

USDA Zone Info for Newark

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 Newark

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