One of the best tools that you have as gardeners to help us figure out 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 first opportunity to plant lotus vine in Alton can be determined 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.

Since lotus vine are barely cold tolerant you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant lotus vine in Alton 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. Any later than that and your lotus vine may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your lotus vine indoors.

Last Frost Date

In Alton the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that USDA zone info for Alton is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Alton there is a last frost after April 15 be ready to cover your lotus vine in the event of a surprise late frost.

USDA Zone Info for Alton

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Alton

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