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 Dinuba you can estimate when it's possible to plant rosemary by referring to the USDA zone info.

Planting Calendar for Rosemary

Frost tolerance for rosemary:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since rosemary are very cold tolerant you can plant them earlier in the year than plants that are more sensitive to the cold.

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

Last Frost Date

The average date of last frost is February 15 in Dinuba. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Dinuba is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Dinuba there is a last frost after February 15 be ready to protect your rosemary if you have one of those late frosts.

USDA Zone Info for Dinuba

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Dinuba

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