When to Plant Rudbeckia in Hayward, CA

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when to plant rudbeckia in Hayward by checking out the USDA zone info.


Planting Calendar for Rudbeckia

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

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

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

The earliest that you can plant rudbeckia in Hayward is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant rudbeckia and expect a good harvest is probably October. You probably don't want to wait any later than that or else your rudbeckia may not have a chance to grow to maturity. If you are starting your rudbeckia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Hayward. You should expect an average low temperature of 30°F in the coldest months of winter.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Hayward and it changes from year to year. Since half of the time in Hayward there is a last frost after January 31 be ready to protect your rudbeckia if you have a surprise late frost.

USDA Zone Info for Hayward

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Hayward

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