The USDA Zone info is a great tool for gardeners to help us estimate 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.

By using the USDA zone info for Ventnor City it's a good idea to determine when it's possible to plant osteospermum.

Planting Calendar for Osteospermum

Frost tolerance for osteospermum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Osteospermum tend to make it in some cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant osteospermum in Ventnor City 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 osteospermum and expect a good harvest is probably September. If you wait any later than that and your osteospermum may not have a chance to grow to maturity. You can get started a little bit earlier by starting your osteospermum indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Ventnor City. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Ventnor City 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 Ventnor City you get surprised by a frost after April 15 be ready to protect your osteospermum if you have a late frost.

USDA Zone Info for Ventnor City

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Ventnor City

You may be interested in your other planting guides for Ventnor City.