
Flowering Rush
Also known as
flowering rush and grass rush
Taxonomy
Butomus umbellatus
Butomus
Butomaceae
Alismatales

How to care for Flowering Rush

How often to water your Flowering Rush

every 9
Flowering Rush needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.
Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Water 0.5 cups every
9

Check the growing potential in your area
A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Flowering Rush in your home

a window
Flowering Rush may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.
Place it less than 3 feet from a south-facing window to maximize the potential for growth.
Select your region to see how the current weather in your area affects the placement of Flowering Rush in your home 🏡.

How to fertilize Flowering Rush

Most potting soils come with ample nutrients which plants use to produce new growth.
By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.
To replenish this plant's nutrients, repot your Flowering Rush after it doubles in size or once a year—whichever comes first.

Flowering Rush prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Sunlight Needs
Flowering Rush may have difficulty thriving and will drop leaves 🍃 without ample sunlight. Place it less than 3 feet from a window to maximize the potential for growth. Select your region to see how the current weather in your area affects the placement in your home 🏡.
Toxicity
Greg does not have confirmed data on this plant’s toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, it’s always best to consult a medical professional.
If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.
Growing Outdoors
USDA Hardiness Zone
Flowering Rush can be grown outdoors in USDA Hardiness Zones 4a-8b. Find your local hardiness zone here.
Care Summary for Flowering Rush
Flowering Rush
Greg recommends:

0.5 cups every 9 days

< 3ft from a window

Repot after 2x growth
Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.
