One of the first steps you take when you are estimating 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.

It's a good idea to determine when it's possible to plant gladiolus by using the USDA zone info for Mcdonough.

Planting Calendar for Gladiolus

Frost tolerance for gladiolus:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Gladiolus do well in mild cold which tells us that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant gladiolus in Mcdonough is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant gladiolus and expect a good harvest is probably August. If you wait any later than that and your gladiolus may not have a chance to really do well. You can get started a few weeks earlier by starting your gladiolus indoors.

Last Frost Date

The average date of last frost is March 15 in Mcdonough. It might get as low as 10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Mcdonough is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Mcdonough last frost occurs after March 15 be ready to protect your gladiolus if you have a surprise late frost.

USDA Zone Info for Mcdonough

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 Mcdonough

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