One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of determining when to plant sweetscented bedstraw is to consult the USDA zone info for Washington.

Planting Calendar for Sweetscented Bedstraw

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

Since sweetscented bedstraw do ok in moderate cold you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant sweetscented bedstraw in Washington 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 sweetscented bedstraw and expect a good harvest is probably August. Any later than that and your sweetscented bedstraw may not have a chance to grow to maturity. You can get started a little bit earlier by starting your sweetscented bedstraw indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Washington. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Washington is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Washington last frost occurs after April 15 be ready to protect your sweetscented bedstraw in the event of a late frost.

USDA Zone Info for Washington

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Washington

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