One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant gypsophila in Three Rivers should be figured out by using the USDA zone info.

Planting Calendar for Gypsophila

Frost tolerance for gypsophila:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Gypsophila can survive in moderate cold which tells us that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant gypsophila in Three Rivers 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 gypsophila and expect a good harvest is probably September. If you wait any later than that and your gypsophila may not have a chance to really do well. If you are starting your gypsophila indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Three Rivers the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Three Rivers may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Three Rivers it frosts late in the year after April 15 be ready to cover your gypsophila if you have a late frost.

USDA Zone Info for Three Rivers

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Three Rivers

You may be interested in your other planting guides for Three Rivers.