When to Plant Sweet Peas in Mountain View, CA

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 referring to the USDA zone info for Mountain View it's a good idea to estimate when it's possible to plant sweet peas.


Planting Calendar for Sweet Peas

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

You can plant sweet peas a bit earlier in the year because they do ok in moderate cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant sweet peas
Possibly ok, but a risky time to plant sweet peas
Probably not a good time to plant sweet peas

The earliest that you can plant sweet peas in Mountain View 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 sweet peas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your sweet peas may not have a chance to grow to maturity. Starting your sweet peas indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Mountain View. In the coldest months of winter you can expect an average low temperature of 30°F.

Keep in mind that USDA zone info for Mountain View is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Mountain View it frosts late in the year after January 31 so always be ready to cover your sweet peas if you have a surprise late frost.

USDA Zone Info for Mountain View

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 Low30°F
Highest Expected Low35°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 Mountain View

You may be interested in your other planting guides for Mountain View.