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 Portland you can estimate when it's the best time to plant basket of gold by checking out the USDA zone info.

Planting Calendar for Basket of Gold

Frost tolerance for basket of gold:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant basket of gold earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant basket of gold in Portland 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 basket of gold and expect a good harvest is probably September. If you wait any later than that and your basket of gold may not have a chance to really do well. If you are starting your basket of gold indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Portland the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Portland and it can change quite a bit from year to year. Half of the time in Portland last frost occurs after March 15 so make sure that you are prepared to protect your basket of gold if you have one of those late frosts.

USDA Zone Info for Portland

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 Portland

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