One of the best tools that you have as gardeners to help us estimate 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 USDA zone info for State College should be reviewed to figure out when it's a good idea to plant stocks.

Planting Calendar for Stocks

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

You can plant stocks slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant stocks in State College 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 stocks and expect a good harvest is probably August. You probably don't want to wait any later than that or else your stocks may not have a chance to fully mature. Starting your stocks indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in State College. It might get as low as -5°F during the coldest months of winter.

Remember that USDA zone info for State College is not always accurate and the actual date of last frost is different every year. Half of the time in State College it frosts late in the year after April 15 so just be sure to be ready to cover your stocks if you have a surprise late frost.

USDA Zone Info for State College

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 Low	0°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 State College

You may be interested in your other planting guides for State College.