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.

The best time to plant portulaca in Bainbridge Island can be estimated by reviewing the USDA zone info.

Planting Calendar for Portulaca

Frost tolerance for portulaca:	Not tolerant of frost.
When to plant:	After the last frost.

Portulaca require warm weather which means that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant portulaca in Bainbridge Island is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant portulaca and expect a good harvest is probably August. You probably don't want to wait any later than that or else your portulaca may not have a chance to grow to maturity. You can get started a little bit earlier by starting your portulaca indoors.

Last Frost Date

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

Since the USDA zone info for Bainbridge Island may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Bainbridge Island you get a frost after March 15 so make sure that you are prepared to cover your portulaca in the event of a surprise late frost.

USDA Zone Info for Bainbridge Island

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 Bainbridge Island

You may be interested in your other planting guides for Bainbridge Island.