One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant polka dot plant in Gridley can be estimated by referring to the USDA zone info.

Planting Calendar for Polka Dot Plant

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

Since polka dot plant do not do well in cold weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant polka dot plant in Gridley 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 polka dot plant and expect a good harvest is probably September. You probably don't want to wait any later than that or else your polka dot plant may not have a chance to fully mature. If you are starting your polka dot plant indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Gridley. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Gridley may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Gridley it frosts late in the year after February 15 so make sure that you are prepared to cover your polka dot plant if you have a late frost.

USDA Zone Info for Gridley

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 Gridley

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