Smooth Sow Thistle
Also known as
Common Sowthistle, Common Sowthistle, Sow thistle, Common sowthistle, Smooth sow thistle, Annual sow thistle, Hare's colwort, Hare's thistle, Milky tassel, Milk thistle, Soft thistle and Swinies
How to care for Smooth Sow Thistle
Smooth Sow Thistle 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.
Smooth Sow Thistle love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Smooth Sow Thistle does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Smooth Sow Thistle in your home 🏡.
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 Smooth Sow Thistle after it doubles in size or once a year—whichever comes first.