One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to estimate when to plant bidens by checking out the USDA zone info for Woodlake.

Planting Calendar for Bidens

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

Since bidens require warm weather it's important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant bidens in Woodlake is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant bidens and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bidens may not have a chance to fully mature. If you are starting your bidens indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Woodlake. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Woodlake is an average the actual date of last frost will vary from year to year. Since half of the time in Woodlake you get a frost after February 15 be ready to protect your bidens in the event of one of those late frosts.

USDA Zone Info for Woodlake

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 Woodlake

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