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.

In Needles you can figure out when you can plant balloon flower by referring to the USDA zone info.

Planting Calendar for Balloon Flower

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

Since balloon flower are barely cold tolerant you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant balloon flower in Needles 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 balloon flower and expect a good harvest is probably September. If you wait any later than that and your balloon flower may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your balloon flower indoors.

Last Frost Date

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

Since the USDA zone info for Needles is not always accurate the actual date of last frost will vary from year to year. Half of the time in Needles it frosts late in the year after February 15 so always be ready to protect your balloon flower if you have a surprise late frost.

USDA Zone Info for Needles

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 Needles

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