The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant scarlet runner beans in Oakland can be determined by looking at the USDA zone info.

Planting Calendar for Scarlet Runner Beans

Frost tolerance for scarlet runner beans:	Not tolerant of frost.
When to plant:	After the last frost.

Scarlet Runner Beans are not cold tolerant which tells us that it is necessary to 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 scarlet runner beans in Oakland is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant scarlet runner beans and expect a good harvest is probably August. Any later than that and your scarlet runner beans may not have a chance to really do well. You can get started a little bit earlier by starting your scarlet runner beans indoors.

Last Frost Date

The average date of last frost is April 15 in Oakland. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Oakland is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Oakland there is a last frost after April 15 so just be sure to be ready to cover your scarlet runner beans if you have one of those late frosts.

USDA Zone Info for Oakland

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Oakland

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