When to Plant Roses in Hummelstown, PA

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's a good idea to plant roses in Hummelstown by checking out 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 ok in some cold which means that you can plant them a little earlier in the year than more sensitive plants.

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

The earliest that you can plant roses in Hummelstown 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. You probably don't want to wait any later than that or else your roses may not have a chance to really do well. Starting your roses 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 Hummelstown. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Hummelstown may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Hummelstown it frosts late in the year after April 15 so make sure that you are ready to cover your roses if you have a late frost.

USDA Zone Info for Hummelstown

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Hummelstown

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