When to Plant Pampas Grass in Rumson, NJ

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Rumson you should be able to figure out when to plant pampas grass.


Planting Calendar for Pampas Grass

Frost tolerance for pampas grass: Not tolerant of frost.
When to plant: After the last frost.

Pampas Grass do not do well in cold weather which tells us that you really should wait until it warms up after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant pampas grass
Possibly ok, but a risky time to plant pampas grass
Probably not a good time to plant pampas grass

The earliest that you can plant pampas grass in Rumson is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant pampas grass and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pampas grass may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your pampas grass indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Rumson. In the coldest months of winter you should expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for Rumson is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rumson last frost occurs after April 15 be ready to protect your pampas grass in the event of a late frost.

USDA Zone Info for Rumson

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Rumson

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