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

The best time to plant purslane in Silverton should be figured out by reviewing the USDA zone info.

Planting Calendar for Purslane

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

Since purslane do ok in moderate cold you can plant them slightly earlier in the year than more sensitive plants.

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

Last Frost Date

The average date of last frost is March 15 in Silverton. You should expect an average low temperature of 10°F in the coldest months of winter.

Keep in mind that USDA zone info for Silverton is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Silverton you get surprised by a frost after March 15 so make sure that you are ready to protect your purslane if you have one of those late frosts.

USDA Zone Info for Silverton

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Silverton

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