When to Plant Sweet Woodruff in Harrisburg, PA

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. 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 sweet woodruff in Harrisburg can be determined by using the USDA zone info.


Planting Calendar for Sweet Woodruff

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

Sweet Woodruff do ok in mild cold which means that you can plant them a little earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant sweet woodruff in Harrisburg 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 sweet woodruff and expect a good harvest is probably September. You probably don't want to wait any later than that or else your sweet woodruff may not have a chance to grow to maturity. Starting your sweet woodruff indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Harrisburg. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Harrisburg may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Harrisburg it frosts late in the year after April 15 so make sure that you are ready to cover your sweet woodruff if you have a late frost.

USDA Zone Info for Harrisburg

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 Harrisburg

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