Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant balloon flower in Longwood can be determined 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.

Balloon Flower do ok in some cold which tells us that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant balloon flower in Longwood 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 grow to maturity. Starting your balloon flower indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Longwood. You can expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Longwood is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Longwood you get a frost after February 15 be ready to protect your balloon flower in the event of a late frost.

USDA Zone Info for Longwood

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 Longwood

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