One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant dill in Los Altos can be determined by reviewing the USDA zone info.

Planting Calendar for Dill

Frost tolerance for dill:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant dill just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant dill in Los Altos 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 dill and expect a good harvest is probably September. Any later than that and your dill may not have a chance to fully mature. Starting your dill 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 Los Altos. In the coldest months of winter you can expect an average low temperature of 25°F.

Keep in mind that USDA zone info for Los Altos may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Los Altos there is a last frost after February 15 so just be sure to be ready to protect your dill if you have a late frost.

USDA Zone Info for Los Altos

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 Los Altos

You may be interested in your other planting guides for Los Altos.