One of the best tools that you have as gardeners to help us figure out 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.

You can estimate when it's the best time to plant flowering tobacco in Mill Valley by looking at the USDA zone info.

Planting Calendar for Flowering Tobacco

Frost tolerance for flowering tobacco:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Flowering Tobacco require warm weather which tells us that you must wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant flowering tobacco in Mill Valley 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 flowering tobacco and expect a good harvest is probably September. You probably don't want to wait any later than that or else your flowering tobacco may not have a chance to grow to maturity. Starting your flowering tobacco 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 Mill Valley. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Mill Valley is not always accurate the actual date of last frost changes from year to year. Half of the time in Mill Valley you get surprised by a frost after January 31 so always be ready to protect your flowering tobacco if you have one of those late frosts.

USDA Zone Info for Mill Valley

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 Mill Valley

You may be interested in your other planting guides for Mill Valley.