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

In Gresham you can estimate when to plant snow-in summer by reviewing 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 tend to make it in moderate cold which means 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 Gresham 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 snow-in summer and expect a good harvest is probably September. Any later than that and your snow-in summer may not have a chance to really do well. You can get started a few weeks earlier by starting your snow-in summer indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Gresham. You can expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Gresham is an average and the actual date of last frost is different every year. Half of the time in Gresham last frost occurs after March 15 so always be ready to cover your snow-in summer in the event of a late frost.

USDA Zone Info for Gresham

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Gresham

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