How to Care for Thlaspi arvense (Field Pennycress)

Korean name: 냉이초

Field Pennycress is a perennial herb characterized by small white flowers clustered together. Its leaves have a powdery appearance, and the flowers form small inflorescences. It is commonly used as a cut flower material and is relatively easy to grow.

Key facts

• Category: Flowering plant
• Difficulty: Easy
• Where to keep: indoors or outdoors
• Native to: Europe, Western Asia
• Growth rate: Moderate
• Pets: Mildly toxic, so keep pets from chewing on it.
• Traits: cut flower material, herbaceous, beginner friendly, cold hardy
• Also known as: Field Pennycress, Stinkweed

Care Guide

• Light: Prefers partial sunlight.
• Watering: Water thoroughly when the soil dries.
• Soil: Well-drained soil is preferred.
• Humidity: Maintain moderate humidity.
• Temperature: 15~25°C
• Fertilizer: Apply mild liquid fertilizer once or twice a month during the growing season.

Common questions

How often should you water Thlaspi arvense?

Water thoroughly when the soil dries. Roughly every 7 days is the baseline; adjust for the season and the spot it sits in.

Where should you keep Thlaspi arvense?

It likes Prefers partial sunlight.. You can grow it indoors or outdoors. Use Well-drained soil is preferred..

Is Thlaspi arvense safe around pets?

Mildly toxic, so keep pets from chewing on it.

Is Thlaspi arvense good for beginners?

Difficulty: Easy. It is forgiving enough for a first plant. Keep it around 15~25°C. Humidity: Maintain moderate humidity.. Fertilise Apply mild liquid fertilizer once or twice a month during the growing season..