One of the first steps you take when you are determining your gardening schedule is find your 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.

You can estimate when you can plant catharanthus in Port Hueneme by looking at the USDA zone info.

Planting Calendar for Catharanthus

Frost tolerance for catharanthus:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably a bad idea to plant catharanthus until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant catharanthus in Port Hueneme 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 catharanthus and expect a good harvest is probably September. Any later than that and your catharanthus may not have a chance to fully mature. You can get started a few weeks earlier by starting your catharanthus indoors.

Last Frost Date

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

Remember that USDA zone info for Port Hueneme is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Port Hueneme there is a last frost after January 31 so just be sure to be ready to protect your catharanthus if you have a surprise late frost.

USDA Zone Info for Port Hueneme

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 Port Hueneme

You may be interested in your other planting guides for Port Hueneme.