Tansy Rosinweed
Taxonomy
Silphium dentatum
Silphium
Asteraceae
Asterales
How to care for Tansy Rosinweed
How often to water your Tansy Rosinweed
every 9
Tansy Rosinweed 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 Tansy Rosinweed in your home
a window
Tansy Rosinweed love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Tansy Rosinweed does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Tansy Rosinweed in your home 🏡.
How to fertilize Tansy Rosinweed
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 Tansy Rosinweed after it doubles in size or once a year—whichever comes first.
Care Summary for Tansy Rosinweed
Tansy Rosinweed
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.