Prickly Madder
Taxonomy
Rubia horrida
Rubia
Rubiaceae
Gentianales
How to care for Prickly Madder
How often to water your Prickly Madder
every 9
Prickly Madder 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 Prickly Madder in your home
a window
Prickly Madder 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 Prickly Madder in your home 🏡.
How to fertilize Prickly Madder
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 Prickly Madder after it doubles in size or once a year—whichever comes first.
Care Summary for Prickly Madder
Prickly Madder
Greg recommends:
Water
0.5 cups every 9 days
Placement
< 3ft 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.