The USDA Zone info is a great tool for gardeners to help us figure out your gardening 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 opportunity to plant platycodon in La Porte can be figured out by checking out the USDA zone info.

Planting Calendar for Platycodon

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

Platycodon do well in a tiny bit of cold which means 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 platycodon in La Porte 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 platycodon and expect a good harvest is probably September. Any later than that and your platycodon may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your platycodon indoors.

Last Frost Date

The average date of last frost is February 15 in La Porte. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for La Porte is just an average the actual date of last frost will vary from year to year. Half of the time in La Porte last frost occurs after February 15 so just be sure to be ready to protect your platycodon if you have a late frost.

USDA Zone Info for La Porte

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in La Porte

You may be interested in your other planting guides for La Porte.