Pennsylvania Smartweed (Persicaria Pensylvanica) is a annual herb in the Polygonaceae family with easy care difficulty. It requires medium to high watering and full sun or partial shade light in USDA hardiness zones 3-9. This plant is safe for cats and dogs.

An annual herbaceous plant commonly found in moist, disturbed sites with pinkish flower spikes.

Pennsylvania Smartweed

Pennsylvania Smartweed

Persicaria Pensylvanica

An annual herbaceous plant commonly found in moist, disturbed sites with pinkish flower spikes.

Quick Facts

Type
herb
Lifecycle
annual
Care Difficulty
Easy
Water Needs
medium to high
Light
Full Sun, Partial Shade
Hardiness Zones
3-9

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, silty, clay
Indoor:No
Outdoor:Yes
Garden Use:groundcover, pollinator support, erosion control

Care Calendar

Monthly care tasks for Pennsylvania Smartweed

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Pennsylvania Smartweed
Pennsylvania Smartweed detail

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Taxonomy

Family:Polygonaceae
Genus:Persicaria