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

The earliest that you can plant rudbeckia in Montgomery should be figured out by using the USDA zone info.

Planting Calendar for Rudbeckia

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

You can plant rudbeckia just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant rudbeckia in Montgomery 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 rudbeckia and expect a good harvest is probably September. Any later than that and your rudbeckia may not have a chance to really do well. You can get started a few weeks earlier by starting your rudbeckia indoors.

Last Frost Date

In Montgomery the average date of last frost happens on March 15. You can expect an average low temperature of 10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Montgomery 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 Montgomery last frost occurs after March 15 so make sure that you are ready to cover your rudbeckia if you have a late frost.

USDA Zone Info for Montgomery

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Montgomery

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