One of the first steps you take when you are estimating 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.

In Forest Grove you can figure out when you can plant lotus vine by looking at the USDA zone info.

Planting Calendar for Lotus Vine

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

Lotus Vine can survive in some cold which means that you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant lotus vine in Forest Grove 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 lotus vine and expect a good harvest is probably August. If you wait any later than that and your lotus vine may not have a chance to fully mature. If you are starting your lotus vine indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Forest Grove the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 15°F.

Remember that USDA zone info for Forest Grove is just an average and the actual date of last frost is different every year. Since half of the time in Forest Grove it frosts late in the year after March 15 be ready to protect your lotus vine in the event of one of those late frosts.

USDA Zone Info for Forest Grove

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 Forest Grove

You may be interested in your other planting guides for Forest Grove.