Big Watergrass
Taxonomy
Paspalum expansum
Paspalum
Poaceae
Poales
How to care for Big Watergrass
How often to water your Big Watergrass
every 9
Big Watergrass 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
Finding light for Big Watergrass in your home
a window
Big Watergrass love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Big Watergrass does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Big Watergrass in your home 🏡.
How to fertilize Big Watergrass
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 Big Watergrass after it doubles in size or once a year—whichever comes first.
Care Summary for Big Watergrass
Big Watergrass
Greg recommends:
Water
0.5 cups every 9 days
Placement
< 1ft from a window
Nutrients
Repot after 2x growth
Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.