Plant Care Black Spear Grass

Black Spear Grass

Also known as

Black Speargrass, tanglehead grass, tanglehead, bunch speargrass, bunched spear grass, twisted beardgrass, black speargrass, tanglehead, steekgras and pili

Taxonomy

Heteropogon contortus
Heteropogon
Poaceae
Poales

How to care for Black Spear Grass

Water

How often to water your Black Spear Grass

Water needs for Black Spear Grass
0.5 cups
every 9

Black Spear Grass 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

Does your plant get direct sunlight?

Select the pot size

5"
Light

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 Black Spear Grass in your home

Light needs and placement for plant Black Spear Grass: 1ft from a window
1ft or less from
a window

Black Spear Grass love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Black Spear Grass does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Black Spear Grass in your home 🏡.

Nutrients

How to fertilize Black Spear Grass

Nutrient, fertilizer, and repotting needs for Black Spear Grass: repot after 2X growth

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 Black Spear Grass after it doubles in size or once a year—whichever comes first.

FAQs
Water Needs
Sunlight Needs
Toxicity
Growth Pattern

Care Summary for Black Spear Grass

Black Spear Grass


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.

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