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

The best time to plant monkey flower in Oroville can be figured out by checking out the USDA zone info.

Planting Calendar for Monkey Flower

Frost tolerance for monkey flower:	Not tolerant of frost.
When to plant:	After the last frost.

Monkey Flower are not cold tolerant which means that it's necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant monkey flower in Oroville 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 monkey flower and expect a good harvest is probably September. You probably don't want to wait any later than that or else your monkey flower may not have a chance to grow to maturity. Starting your monkey flower indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Oroville the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Oroville is not always accurate and the actual date of last frost is different every year. Since half of the time in Oroville you get surprised by a frost after February 15 be ready to protect your monkey flower if you have a surprise late frost.

USDA Zone Info for Oroville

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 Oroville

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