Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Rincon you can estimate when you can plant marigold by reviewing the USDA zone info.

Planting Calendar for Marigold

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

It's a bad idea to plant marigold until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant marigold in Rincon is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant marigold and expect a good harvest is probably August. If you wait any later than that and your marigold may not have a chance to grow to maturity. If you are starting your marigold 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 March 15 in Rincon. You can expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that USDA zone info for Rincon may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Rincon there is a last frost after March 15 so make sure that you are prepared to cover your marigold if you have a surprise late frost.

USDA Zone Info for Rincon

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Rincon

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