Plant Care Common Sowthistle

Common Sowthistle

Also known as

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 Common Sowthistle

💦 Water

How often to water your Common Sowthistle

Water needs for Common Sowthistle
0.5 cups
every 9

Common Sowthistle 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 Common Sowthistle

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
☀️ Light

Finding light for Common Sowthistle in your home

Light needs and placement for plant Common Sowthistle: 1ft from a window
1ft or less from
a window

Common Sowthistle love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Common Sowthistle does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Common Sowthistle in your home 🏡.

🪴 Nutrients

How to fertilize Common Sowthistle

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

💡 FAQs
⭐ Difficulty Level

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

Benefits of Growing Common Sowthistle →

Common Common Sowthistle Problems →


💦 Water Needs

Common Sowthistle prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Common Sowthistle Water Frequency →

Common Sowthistle Root Rot →


☀️ Sunlight Needs

Common Sowthistle requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.

Common Sowthistle Light Requirements →

Common Sowthistle Direct Sunlight Needs & Tolerance →


🐶 🐈 👶 Toxicity

Greg does not have confirmed data on this plant’s toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, it’s always best to consult a medical professional.

If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.


🪴 Soil

Common Sowthistle does best in well-draining soil. A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!

When and How to Successfully Repot Common Sowthistle →


💩 Fertilizer

Common Sowthistle should be repotted after it doubles in size or once a year, whichever comes first. Fresh potting soil has all the nutrients your plant needs, so as long as it’s refreshed yearly, you shouldn’t need to use fertilizer. Remember, plants get their energy from sunlight, not fertilizer!

How Much and When to Fertilize Common Sowthistle →


⬆️ ⬇️ Growth Pattern

Common Sowthistle grows vertically and new growth will emerge from the top of the plant.

How and When to Prune Common Sowthistle →


🌦️ Growing Outdoors

USDA Hardiness Zone
Common Sowthistle can be grown outdoors in USDA Hardiness Zones 6a-9b. Find your local hardiness zone here.

Common Sowthistle Temperature Tolerance →


🌱 Propagation

The seeds of Common Sowthistle can be used to grow new plants! After your plant flowers, any seeds that formed can be collected and germinated in potting soil.


🧐 Troubleshooting

When troubleshooting a sad-looking houseplant, start by checking for signs of distress in its leaves, such as yellowing, browning, or drooping, which can indicate overwatering or nutrient deficiencies.

Inspect the soil moisture; too dry or too wet soil can cause problems.

Ensure the plant is getting the right amount of light, as too much or too little can stress it.

Finally, consider environmental factors like temperature and humidity, and adjust care routines accordingly to revive your plant.


Care Summary for Common Sowthistle

Common Sowthistle

Common Sowthistle


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.

Trending in your area

Similar to Common Sowthistle

Discover rare plants