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 will be able to determine when it's a good idea to plant balloon flower by referring to the USDA zone info for Grover Beach.

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 slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant balloon flower in Grover Beach 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. You probably don't want to wait any later than that or else your balloon flower may not have a chance to really do well. You can get started a few weeks earlier by starting your balloon flower indoors.

Last Frost Date

In Grover Beach the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Grover Beach may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Grover Beach it frosts late in the year after January 31 be ready to cover your balloon flower in the event of one of those late frosts.

USDA Zone Info for Grover Beach

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 Grover Beach

You may be interested in your other planting guides for Grover Beach.