When to Plant Gladiolus in Turtle Creek, PA

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of estimating when it's a good idea to plant gladiolus is to refer to the USDA zone info for Turtle Creek.


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.

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

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant gladiolus
Possibly ok, but a risky time to plant gladiolus
Probably not a good time to plant gladiolus

The earliest that you can plant gladiolus in Turtle Creek 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 fully mature. You can get started a few weeks earlier by starting your gladiolus indoors.

Last Frost Date

The average date of last frost is April 15 in Turtle Creek. In the coldest months of winter you can expect an average low temperature of -5°F.

Always keep in mind that USDA zone info for Turtle Creek is not always accurate and the actual date of last frost changes from year to year. Half of the time in Turtle Creek you get a frost after April 15 so just be sure to be ready to protect your gladiolus in the event of one of those late frosts.

USDA Zone Info for Turtle Creek

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 Low0°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 Turtle Creek

You may be interested in your other planting guides for Turtle Creek.