The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Stockton should be looked at to determine when it's the best time to plant tropical water plants.

Planting Calendar for Tropical Water Plants

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

Tropical Water Plants do not do well in cold weather which means that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant tropical water plants in Stockton 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 tropical water plants and expect a good harvest is probably September. Any later than that and your tropical water plants may not have a chance to fully mature. Starting your tropical water plants 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 February 15 in Stockton. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that USDA zone info for Stockton is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Stockton last frost occurs after February 15 be ready to cover your tropical water plants if you have a surprise late frost.

USDA Zone Info for Stockton

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Stockton

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