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.

One way of estimating when it's possible to plant lantana is to check out the USDA zone info for Oil City.

Planting Calendar for Lantana

Frost tolerance for lantana:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since lantana are not cold tolerant it is necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant lantana in Oil City is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant lantana and expect a good harvest is probably August. Any later than that and your lantana may not have a chance to grow to maturity. If you are starting your lantana indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Oil City the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Oil City may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Oil City there is a last frost after April 15 so make sure that you are prepared to protect your lantana in the event of a surprise late frost.

USDA Zone Info for Oil City

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Oil City

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