One of the best tools that you have as gardeners to help us estimate 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.

By reviewing the USDA zone info for Alton you will be able to determine when it's possible to plant dracaena.

Planting Calendar for Dracaena

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

Dracaena do well in cold which means that you can start planting them much earlier than more sensitive plants.

The earliest that you can plant dracaena in Alton 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 grow to maturity. Starting your dracaena indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Alton. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Alton is an average the actual date of last frost is different every year. Half of the time in Alton you get a frost after April 15 so be sure to be ready to cover your dracaena in the event of a late frost.

USDA Zone Info for Alton

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Alton

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