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.

By using the USDA zone info for El Monte you should be able to figure out when you can plant oxalis.

Planting Calendar for Oxalis

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

It's probably a bad idea to plant oxalis until after all chance of frost has passed because they require warm weather.

The earliest that you can plant oxalis in El Monte 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 oxalis and expect a good harvest is probably September. If you wait any later than that and your oxalis may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your oxalis indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in El Monte. It might get as low as 30°F during the coldest months of winter.

Remember that USDA zone info for El Monte is not always accurate and the actual date of last frost is different every year. Since half of the time in El Monte last frost occurs after January 31 be ready to cover your oxalis if you have one of those late frosts.

USDA Zone Info for El Monte

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 El Monte

You may be interested in your other planting guides for El Monte.