Plant Care black salsify

black salsify

Also known as

black salsify, Spanish salsify, black oyster plant, serpent root, viper's herb, viper's grass, scorzonera and scorzonera sweet


Pseudopodospermum hispanicum

How to care for black salsify


How often to water your black salsify

Water needs for black salsify
0.5 cups
every 9

black salsify 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

Does your plant get direct sunlight?

Select the pot size


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 salsify in your home

Light needs and placement for plant black salsify: 3ft from a window
3ft or less from
a window

black salsify 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 black salsify in your home 🏡.


How to fertilize black salsify

Nutrient, fertilizer, and repotting needs for black salsify: 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 salsify after it doubles in size or once a year—whichever comes first.

Care Summary for black salsify

black salsify

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.

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