Itchgrass (Rottboellia Cochinchinensis) is a annual grass in the Poaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 8-11. This plant is safe for cats and dogs.

Rottboellia cochinchinensis is a tall, tufted annual grass known for its invasive nature and rapid growth.

Itchgrass

Itchgrass

Rottboellia Cochinchinensis

Rottboellia cochinchinensis is a tall, tufted annual grass known for its invasive nature and rapid growth.

Quick Facts

Type
grass
Lifecycle
annual
Care Difficulty
Moderate
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
8-11

Safety

🐕
Pet Safe
⚠️
Not Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, sandy, clay
Indoor:No
Outdoor:Yes

Care Calendar

Monthly care tasks for Itchgrass

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

Itchgrass
Itchgrass detail

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Taxonomy

Family:Poaceae
Genus:Rottboellia