Hutchinsia (Hornungia petraea)

Hutchinsia

Also known as: Rock hutchinsia

Hutchinsia (Hornungia petraea) is a rocky-habitat ephemeral that you won't even see for much of the year since its dies back almost completely after completing its life cycle. However, if you look for it in early spring on limestone soils you may see its small white flowers atop waxy-leaved stems. The Latin name honors Erst Gottfried Hornung, a German scientific writer, and Robert James, Lord Petre, a renowned British horticulturist.

Scientific classification

Species

Hutchinsia (Hornungia petraea)

Mustards, capers, and allies

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Annual

Lifespan

Herb

Plant Type

Evergreen

Leaf type

5 - 35 ℃

Ideal Temperature

Distribution of Hutchinsia

Distribution Map

Hutchinsia is a plant primarily native to Central and Southern Europe's limestone regions, extending to some parts of Western Asia. It thrives in rocky, calcareous environments. Although largely confined to its indigenous area, it has been introduced to the northern European region, signifying a modest expansion beyond its typical range.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Hutchinsia

Every week

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Water: Hutchinsia thrives in rocky substrates and requires moderate moisture. Consistent weekly watering is ideal to maintain balance between dryness and humidity, supporting healthy growth. Typically found outdoors, hutchinsia benefits from natural rainfall during the growing season to enhance resilience.

Fertilize: For hutchinsia, use balanced fertilizers in spring and high-nitrogen types during growth. Feed quarterly based on size, avoiding over-fertilization. Adjust feeding with seasons; reduce in dormant months. Use granular or liquid forms, distribute evenly, and water afterward for optimal nutrient uptake.

Pruning: The perennial plant hutchinsia features delicate white flowers and a low growth habit. Pruning in early to late spring promotes vigorous growth and healthy shape. Trim dead stems, maintain airflow, and ensure clean cuts to minimize stress, encouraging dense foliage and abundant flowering.

Propagation: Hutchinsia thrives in well-drained soil and requires surface sowing for propagation. Ensure moisture retention while allowing drainage. Germination is best indoors for stable conditions. Transplant seedlings carefully once a robust root system forms, avoiding root disturbance during the transition.

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Learn More About Hutchinsia

How to Transplant

How to Prune

How to Grow and Care

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