Gut Weed (Ulva Intestinalis) is a annual aquatic in the Ulvaceae family with easy care difficulty. It requires aquatic watering and full sun or partial shade light in USDA hardiness zones 1-13. This plant is safe for cats and dogs.
Ulva intestinalis is a bright green tubular seaweed commonly known as gut weed.

Gut Weed
Ulva Intestinalis
Ulva intestinalis is a bright green tubular seaweed commonly known as gut weed.
Quick Facts
Type
aquatic
Lifecycle
annual
Care Difficulty
Easy
Water Needs
aquatic
Light
Full Sun, Partial Shade
Hardiness Zones
1-13
Safety
🐕
Pet Safe
👶
Child Safe
✅
Non-Toxic
Growing Conditions
Soil Types:saline, other
Indoor:No
Outdoor:Yes
Garden Use:habitat, nutrient absorber
Care Calendar
Monthly care tasks for Gut Weed
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

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Taxonomy
Family:Ulvaceae
Genus:Ulva