One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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 making a decision about when it's possible to plant dracaena is to examine the USDA zone info for Harrisburg.

Planting Calendar for Dracaena

Frost tolerance for dracaena:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Dracaena tend to make it in pretty solid cold which means that you can plant them much earlier in the year than other frost tender plants.

The earliest that you can plant dracaena in Harrisburg 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 dracaena and expect a good harvest is probably September. Any later than that and your dracaena may not have a chance to really do well. Starting your dracaena indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Harrisburg the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

It's important to remember that USDA zone info for Harrisburg is just an average and the actual date of last frost will vary from year to year. Half of the time in Harrisburg you get surprised by a frost after April 15 so make sure that you are prepared to cover your dracaena if you have a surprise late frost.

USDA Zone Info for Harrisburg

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Harrisburg

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