Plant Care Sow Thistle

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

Taxonomy

Sonchus oleraceus
Sonchus
Asteraceae
Asterales

How to care for Sow Thistle

Water

How often to water your Sow Thistle

Water needs for Sow Thistle
0.5 cups
every 9

Sow Thistle needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Houston, Texas.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Sow Thistle

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.

Plant care guide for Sow Thistle in Houston, Texas

Houston, Texas

41% Low

Growing Sow Thistle in Houston right now

Light needs for plant Sow Thistle in Houston, Texas

Plant growth potential is currently medium 👌

January 27th, 2023

Sunlight energy as measured by “net radiation” in Houston is currently medium 👌.

The availability of high quality sunlight in your home impacts ability for plants to thrive and is key in determini…

Read more

Light needs for plant Sow Thistle in Houston, Texas

Sunlight will increase by 20.8% ☀️

January 27th, 2023

Houston is trending towards greater sunlight intensity!

The amount of sunlight in Houston is expected to increase by 20.8% over the next 2 weeks to an average of 10.9 megajoules of energy per m2 p…

Read more

Light needs for plant Sow Thistle in Houston, Texas

Daylight will increase by 0.6 hours 📈

January 28th, 2023

This month, Houston is getting an average of 6.6 hours of clear sky sunlight per day.

Hours of daylight will increase by 6.3% over the next two weeks. Your plants will get 10.8 total hours of dayl…

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Finding light for Common Sowthistle in your home

Light needs and placement for plant Sow Thistle: 1ft from a window
1ft or less from
a window

Sow Thistle love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to ensure it receives enough light to survive during this time of reduced sunlight intensity in Houston, Texas ⛅.

Sow Thistle does not tolerate low-light 🚫.

Nutrients

How to fertilize Sow Thistle

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

FAQs
Difficulty Level

Sow Thistle is generally considered an easy-to-care-for plant and makes a great choice for beginners!


Water Needs
Sunlight Needs
Toxicity
Soil
Fertilizer
Growth Pattern
Growing Outdoors
Propagation

Care Summary for Sow Thistle

Sow Thistle

Sow Thistle


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

Based on your location in Houston, Texas, the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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