Overview

Zizia aurea is a columnar upright herbaceous perennial in the genus Zizia, part of the Apiaceae family, with deciduous foliage. It typically grows around 0.5-1 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Zizia aurea grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H5. Suggested uses include cottage and informal garden, prairie planting and wildlife gardens. It is native to Manitoba, New Brunswick, Nova Scotia, Ontario and Quebec.

About

Zizia aurea (golden alexanders, golden zizia) is a flowering herbaceous perennial plant of the carrot family Apiaceae. It is native to eastern Canada and the United States, from the eastern Great Plains to the Atlantic Coast. The genus is named for Johann Baptist Ziz, a German botanist. The common name is based on the similarity to alexanders (Smyrnium olusatrum), another member of the carrot family from coastal areas in Europe and Northern Africa. It grows to around 0.5-1 metres tall and 0.1-0.5 metres wide, carrying deciduous foliage. Grow it in full sun and partial shade and most soil types. It tolerates soil of any pH, moist but well-drained conditions and east-facing, south-facing and west-facing aspects.

Wikipedia contributors, CC BY-SA 4.0Zizia aurea

About the genus

Zizia is a genus of flowering plants in the parsley family, Apiaceae. It was named after Johann Baptist Ziz (1779–1829), a German botanist from the Rhineland. It is native to North America.

Wikipedia contributors, "Zizia", CC BY-SA 4.0Zizia

Growing conditions

Best soil and position for Zizia

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
East-facing, South-facing, West-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Zizia aurea size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Columnar upright
Foliage
Deciduous
Height
0.5-1 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
Cottage and informal garden, Prairie planting, Wildlife gardens
Native to
Manitoba, New Brunswick, Nova Scotia, Ontario, Quebec

Care notes

Pruning and caring for Zizia aurea

Propagation
Sowing seed in containers in a cold frame in autumn
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Zizia aurea?

Zizia aurea prefers full sun and partial shade. It suits sheltered positions.

What soil does Zizia aurea need?

Zizia aurea is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.

How big does Zizia aurea grow?

Zizia aurea reaches a height of 0.5-1 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.

Is Zizia aurea hardy in the UK?

Zizia aurea has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.

How do I propagate Zizia aurea?

Sowing seed in containers in a cold frame in autumn.

More in the Zizia genus

Browse all Zizia

Last updated