Plant Care Annual Sow Thistle
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Annual Sow Thistle

Also known as

Sow-thistle, Sow-thistle, 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 Annual Sow Thistle

Water

How often to water your Annual Sow Thistle

Water needs for Annual Sow Thistle
0.5 cups
every 9

Annual 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.

Calculate water needs of Annual 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.

Select a city to check sunlight intensity

Finding light for Sow-thistle in your home

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

Annual 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.

Annual Sow Thistle does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Annual Sow Thistle in your home 🏡.

Nutrients

How to fertilize Annual Sow Thistle

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

FAQs
Difficulty Level

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


Water Needs
Sunlight Needs
Soil
Fertilizer
Growth Pattern
Growing Outdoors
Propagation

Care Summary for Annual Sow Thistle

Annual Sow Thistle

Annual Sow Thistle


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.

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