Before planting it is a good idea to find your USDA Zone info to estimate 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.

In Port Orchard you can estimate when to plant trifolium by referring to the USDA zone info.

Planting Calendar for Trifolium

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

Since trifolium are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

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

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Port Orchard. You should expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Port Orchard is an average and the actual date of last frost is different every year. Half of the time in Port Orchard last frost occurs after March 15 so be sure to be ready to protect your trifolium in the event of one of those late frosts.

USDA Zone Info for Port Orchard

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 Port Orchard

You may be interested in your other planting guides for Port Orchard.