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 earliest that you can plant sunflowers in Universal City can be determined by reviewing the USDA zone info.

Planting Calendar for Sunflowers

Frost tolerance for sunflowers:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably not a good idea to plant sunflowers until after the last frost because they require warm weather.

The earliest that you can plant sunflowers in Universal City 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 sunflowers and expect a good harvest is probably August. If you wait any later than that and your sunflowers may not have a chance to fully mature. Starting your sunflowers indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Universal City. In the coldest months of winter you should expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Universal City is just an average and the actual date of last frost will vary from year to year. Since half of the time in Universal City you get surprised by a frost after March 15 be ready to protect your sunflowers if you have a surprise late frost.

USDA Zone Info for Universal City

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 Universal City

You may be interested in your other planting guides for Universal City.