When to Plant Copperleaf in Norco, CA

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.

In Norco you can figure out when to plant copperleaf by reviewing the USDA zone info.


Planting Calendar for Copperleaf

Frost tolerance for copperleaf: Not tolerant of frost.
When to plant: After the last frost has passed.

Since copperleaf require warm weather it's important to wait until after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant copperleaf
Possibly ok, but a risky time to plant copperleaf
Probably not a good time to plant copperleaf

The earliest that you can plant copperleaf in Norco 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 copperleaf and expect a good harvest is probably September. If you wait any later than that and your copperleaf may not have a chance to grow to maturity. Starting your copperleaf indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Norco. In the coldest months of winter you should expect an average low temperature of 25°F.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Norco and it is different every year. Since half of the time in Norco you get surprised by a frost after February 15 be ready to cover your copperleaf if you have a surprise late frost.

USDA Zone Info for Norco

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 Low25°F
Highest Expected Low30°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 Norco

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