The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant roses in Marion should be figured out by looking at the USDA zone info.

Planting Calendar for Roses

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

Roses do well in moderate cold which tells us that you can get them planted earlier than other frost tender plants.

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

Last Frost Date

In Marion the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Marion may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Marion you get surprised by a frost after April 15 so be sure to be ready to protect your roses if you have a surprise late frost.

USDA Zone Info for Marion

Here is the info for USDA Zone 6b.

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

Plants to Grow in Marion

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