One of the first steps you take when you are getting a good idea your gardening schedule is find your 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 Coos Bay can be read to estimate when it's possible to plant purslane.

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 a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant purslane in Coos Bay 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 purslane and expect a good harvest is probably September. Any later than that and your purslane may not have a chance to grow to maturity. Starting your purslane indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Coos Bay. It might get as low as 20°F during the coldest months of winter.

Always keep in mind that USDA zone info for Coos Bay is not always accurate and the actual date of last frost is different every year. Since half of the time in Coos Bay there is a last frost after February 15 be ready to cover your purslane if you have one of those late frosts.

USDA Zone Info for Coos Bay

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

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

Plants to Grow in Coos Bay

You may be interested in your other planting guides for Coos Bay.