Acaena caesiiglauca — a medium houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Acaena caesiiglauca

Acaena Caesiiglauca

Updated · 4 observations
ON THIS PLANT

Acaena caesiiglauca is a species of Acaena endemic to New Zealand.

A note from PlantMom

Silver New Zealand Burr is fairly disease-resistant and generally not prone to illness. However, it can be affected by pests and diseases present in its environment. These problems are usually mild. Regarding care, this plant needs moderate maintenance. It should be pruned regularly to preserve a neat appearance and support healthy growth. Fertilizing can also help encourage flowering. Silver New Zealand Burr is suitable for anyone with outdoor space, such as a garden or patio, and does not require extensive experience in plant care. It may demand more attention if grown indoors.

— PlantMom
CARE GUIDE

How to keep Acaena Caesiiglauca.

Light

Silver New Zealand Burr is a sun-loving perennial herbaceous species that comes from open habitats and commonly thrives in meadows and grasslands. It prefers full sun but will also tolerate partial sun.

Water

The Silver New Zealand Burr flourishes in humid environments and needs weekly watering to stay healthy. As an evergreen plant, it keeps its foliage throughout the year, which means it requires consistent moisture levels for optimal growth.

Temperature

Silver New Zealand Burr can tolerate a wide range of temperatures, though its distribution may still be restricted by different mixes of moisture and heat. It performs best in warm summer conditions with sufficient rainfall or watering. Long stretches of cloudy, rainy weather, as well as extended high temperatures, can increase the plant’s risk of dying. In winter, adequate protection from cold can raise its survival chances.

Fertilizer

Applying fertilizer once in spring is generally enough for Silver New Zealand Burr, although several feedings can optimize growth. Feed every month to every month and a half. Fertilizing improves the appearance and function of the leaves, encouraging even color and a healthy texture. It also promotes root development and nutrient uptake, supporting long-term plant health.

Pruning

The Silver New Zealand Burr is known for its silvery foliage and burr-like seed heads. It thrives best when pruned carefully from early to late spring. By removing dead stems, you can promote new growth, improve air circulation, and maintain the plant's shape. Be sure to use clean, sharp tools for pruning to prevent the spread of disease, ensuring healthier and denser foliage.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Perennial
Genus
Acaena
Family
Rosaceae
Hardiness Zone
5-9
Mature Height
5 cm to 15 cm
Mature Spread
30 cm to 61 cm
Leaf Color
Steel Blue, Light Steel Blue
Leaf Type
Semi-evergreen
Flower Color
Red
Flower Size
0.51 cm to 1.02 cm
Bloom Time
Early summer, Mid summer
Planting Time
Spring, Summer, Autumn
Harvest Time
Late summer, Early fall
Native Area
New Zealand
ALSO KNOWN AS

Other names.

en Glaucous Pirri-pirri-bur
PLATES
Acaena caesiiglauca flower
PLATE 01 · flower
Acaena caesiiglauca habit
PLATE 02 · habit
ALSO IN THE LIBRARY

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