The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Hugo you can determine when it's a good idea to plant diascia by using the USDA zone info.

Planting Calendar for Diascia

Frost tolerance for diascia:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

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

The earliest that you can plant diascia in Hugo 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 diascia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your diascia may not have a chance to really do well. Starting your diascia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Hugo. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Hugo is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Hugo there is a last frost after May 15 be ready to protect your diascia if you have one of those late frosts.

USDA Zone Info for Hugo

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Hugo

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