The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Aliso Viejo should be looked at to estimate when you can plant monarda.

Planting Calendar for Monarda

Frost tolerance for monarda:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Monarda do well in a tiny bit of cold which tells us that you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant monarda in Aliso Viejo is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant monarda and expect a good harvest is probably September. You probably don't want to wait any later than that or else your monarda may not have a chance to grow to maturity. Starting your monarda indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Aliso Viejo. It might get as low as 30°F during the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Aliso Viejo and it changes from year to year. Since half of the time in Aliso Viejo it frosts late in the year after January 31 be ready to cover your monarda in the event of a late frost.

USDA Zone Info for Aliso Viejo

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 Low	30°F
Highest Expected Low	35°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 Aliso Viejo

You may be interested in your other planting guides for Aliso Viejo.