Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant snow-in summer in Buffalo should be determined by checking out the USDA zone info.

Planting Calendar for Snow-in Summer

Frost tolerance for snow-in summer:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Snow-in Summer do ok in some cold which tells us that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant snow-in summer in Buffalo 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 snow-in summer and expect a good harvest is probably August. If you wait any later than that and your snow-in summer may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your snow-in summer indoors.

Last Frost Date

The average date of last frost is May 15 in Buffalo. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Buffalo is not always accurate the actual date of last frost changes from year to year. Half of the time in Buffalo you get a frost after May 15 so always be ready to protect your snow-in summer in the event of one of those late frosts.

USDA Zone Info for Buffalo

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Buffalo

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