Machaeranthera gracilis — a medium houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Machaeranthera gracilis

Machaeranthera Gracilis

Updated · 15 observations
ON THIS PLANT

Xanthisma gracile is a species of annual flowering plant in the family Asteraceae known by the common names slender goldenweed and annual bristleweed.

A note from PlantMom

Annual bristleweed has strong disease resistance and is generally not susceptible to illness. However, it can be affected by pests and diseases that exist in its environment. These infections are typically mild. Regarding maintenance, this plant needs a moderate level of care. Regular pruning is necessary to preserve an attractive appearance and encourage healthy growth. Applying fertilizer can also support increased flowering. Annual bristleweed is appropriate for anyone with outdoor space, such as a garden or patio, and does not demand extensive gardening experience. It may need more attention if cultivated indoors.

— PlantMom
CARE GUIDE

How to keep Machaeranthera Gracilis.

Light

Annual bristleweed is native to bright, open habitats where it does best in full sun. It can tolerate partial sun but favors direct sunlight for optimal growth. This plant, which may be annual or biennial, is known for its sun-loving nature.

Temperature

Annual bristleweed can tolerate a wide variety of temperatures, though its range may still be restricted by different combinations of moisture and heat. It does best in warm summer conditions with sufficient rainfall or watering. Extended periods of cloudy, rainy weather or sustained high temperatures can raise the probability of Annual bristleweed dying. In winter, appropriate protection from the cold can increase the plant's chances of survival.

Fertilizer

Annual bristleweed benefits from light, regular applications of fertilizer to encourage healthy foliage. You should feed Annual bristleweed about once a month during the summer. Nitrogen is important for leaf growth, and providing nitrogen-rich sources helps Annual bristleweed thrive.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Annual
Genus
Machaeranthera
Family
Compositae
Hardiness Zone
7-10
Mature Height
0 cm to 91 cm
Mature Spread
20 cm to 40 cm
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Yellow
Flower Size
2.03 cm to 3.05 cm
Bloom Time
Mid spring, Late spring, Early summer, Mid summer
Planting Time
Spring, Summer
Harvest Time
Summer, Early fall
Native Area
Mexico
ALSO KNOWN AS

Other names.

en Slender goldenweed
PLATES
Machaeranthera gracilis leaf
PLATE 01 · leaf
Machaeranthera gracilis flower
PLATE 02 · flower
Machaeranthera gracilis flower
PLATE 03 · flower
ALSO IN THE LIBRARY

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