One of the best tools that you have as gardeners to help us determine 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.

By reviewing the USDA zone info for Phoenixville it's a good idea to estimate when to plant shallots.

Planting Calendar for Shallots

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

Shallots are barely cold tolerant which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant shallots in Phoenixville 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 shallots and expect a good harvest is probably August. If you wait any later than that and your shallots may not have a chance to really do well. You can get started a little bit earlier by starting your shallots indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Phoenixville. It might get as low as -5°F during the coldest months of winter.

Keep in mind that USDA zone info for Phoenixville is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Phoenixville you get surprised by a frost after April 15 be ready to protect your shallots if you have one of those late frosts.

USDA Zone Info for Phoenixville

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 Phoenixville

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