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.

The USDA zone info for Roseville should be reviewed to figure out when it's the best time to plant gloriosa lily.

Planting Calendar for Gloriosa Lily

Frost tolerance for gloriosa lily:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Gloriosa Lily require warm weather which tells us that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant gloriosa lily in Roseville 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 gloriosa lily and expect a good harvest is probably September. Any later than that and your gloriosa lily may not have a chance to grow to maturity. If you are starting your gloriosa lily indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Roseville is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Roseville it frosts late in the year after February 15 so just be sure to be ready to cover your gloriosa lily if you have a late frost.

USDA Zone Info for Roseville

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Roseville

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