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When to Plant Flowering Maple in Mill Valley, CA

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when to plant flowering maple in Mill Valley by referring to the USDA zone info.

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Planting Calendar for Flowering Maple

Frost tolerance for flowering maple: 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 flowering maple until after the last frost because they are not cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant flowering maple
Possibly ok, but a risky time to plant flowering maple
Probably not a good time to plant flowering maple

The earliest that you can plant flowering maple in Mill Valley 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 flowering maple and expect a good harvest is probably September. You probably don't want to wait any later than that or else your flowering maple may not have a chance to grow to maturity. If you are starting your flowering maple indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Mill Valley. You should expect an average low temperature of 30°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Mill Valley and it is different every year. Half of the time in Mill Valley last frost occurs after January 31 so be sure to be ready to cover your flowering maple if you have one of those late frosts.

USDA Zone Info for Mill Valley

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 Mill Valley

You may be interested in your other planting guides for Mill Valley.