The USDA Zone info is a great tool for gardeners to help us estimate 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.

By checking out the USDA zone info for Madera it's a good idea to estimate when it's a good idea to plant asparagus lettuce.

Planting Calendar for Asparagus lettuce

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

Since asparagus lettuce are not cold tolerant you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant asparagus lettuce in Madera 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 asparagus lettuce and expect a good harvest is probably September. You probably don't want to wait any later than that or else your asparagus lettuce may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your asparagus lettuce indoors.

Last Frost Date

The average date of last frost is February 15 in Madera. It might get as low as 20°F during the coldest months of winter.

It's important to remember that USDA zone info for Madera is an average and the actual date of last frost is different every year. Since half of the time in Madera it frosts late in the year after February 15 be ready to protect your asparagus lettuce if you have a late frost.

USDA Zone Info for Madera

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Madera

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