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 referring to the USDA zone info for Rosenberg you should be able to estimate when you can plant pumpkins.

Planting Calendar for Pumpkins

Frost tolerance for pumpkins:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since pumpkins do not do well in cold weather you must wait until after the last frost when the weather gets warmer before you can plant them.

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

Last Frost Date

On average the last frost is on February 15 in Rosenberg. You can expect an average low temperature of 20°F in the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Rosenberg and it can change quite a bit from year to year. Since half of the time in Rosenberg it frosts late in the year after February 15 be ready to cover your pumpkins if you have a late frost.

USDA Zone Info for Rosenberg

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Rosenberg

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