Erigeron grandiflorus
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Erigeron grandiflorus

Largeflower fleabane · Onestem fleabane · Large-flowered fleabane · Rocky Mountain alpine fleabane · Large-flowered daisy

Tier 2 Difficulty: medium Water: low Light: full_sun
Temperature
5–32 °C
Soil pH
6–7
Hardiness
Zone 4–7
Click count
7
Observations
1

Description

Source: leafsnap

Erigeron grandiflorus is a North American species of flowering plant in the family Asteraceae known by the common names Rocky Mountain alpine fleabane and largeflower fleabane.Erigeron grandiflorus is native to the Rocky Mountains and other nearby mountain ranges of western Canada and the western United States, from Alberta and British Columbia south to New Mexico and Arizona. It grows in meadows, rocky areas, and near timberline.Erigeron grandiflorus is a perennial herb up to 25 cm (10 inches) tall, spreading by means of underground rhizomes. The plant generally produces only one flower heads per stem. Each head contains as many as 130 blue, pink, white, or purple ray florets surrounding numerous yellow disc florets.

🌳 Aspen Fleabane is known for attracting and supporting pollinators like bees and butterflies in gardens. Despite its modest appearance, Aspen Fleabane's importance reaches beyond its looks, acting as a vital part of local ecosystems by supplying nectar. Gardeners frequently plant Aspen Fleabane specifically for its capacity to sustain these important insect populations.

🎭 Soul and spirit

Care Guide

💧 Water
☀️ Light Full sun

The aspen Fleabane typically flourishes when it is exposed to a significant amount of sunlight daily. It naturally chooses habitats that provide a considerable amount of light each day. With these conditions in place, the aspen Fleabane demonstrates the best health and growth. Insufficient light may result in reduced growth, however, overexposure to sunlight does not cause significant harm to the plant.

Ideal: Full sun
🌡️ Temperature 5–32.2°C

The Aspen Fleabane plant thrives in temperatures between 41 and 89.6 ℉ (5 to 32 ℃). It is naturally found in regions with moderate temperature conditions. It has the capacity to withstand slightly lower temperatures during the autumn season and slightly higher temperatures during the spring season, enabling it to adapt to changing seasons.

Ideal temperature: 5–32.2°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

Typically, an Aspen Fleabane requires a solitary fertilization in the spring, although more frequent feedings could optimize its growth. Aim to feed every one to one and a half months. By fertilizing, you improve the look and performance of the leaves, leading to a steady color and robust texture. Furthermore, it provokes root development and the intake of nutrients, which contributes to the overall wellbeing of the plant in the long run.

🪴 Pot & Repot 2-3 years

When transplanting Aspen Fleabane, opt for a container that's 1-2 inches (2.5–5 cm) bigger with sufficient drainage. Employ a potting soil that drains well. Carry out the repotting in either the spring or autumn, making sure that the root mass sits a little under the top edge of the pot. Once repotted, drench the plant with water and position it in a warm location with indirect sun exposure.

Suggested frequency: 2-3 years
✂️ Pruning

The large-flower fleabane showcases big, daisy-like blooms. To encourage abundant flowering, it's important to prune the plant in both early and late spring. Be sure to remove any dead stems and trim back any leggy growth by one-third. This helps improve air circulation and promotes healthy flowering. However, be cautious about heavy pruning outside these recommended times, as it can stress the plant.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Perennial
Genus
Erigeron
Family
Asteraceae
Hardiness Zone
4-7
Mature Height
15 cm to 76 cm
Mature Spread
25 cm
Leaf Color
Green, Gray
Leaf Type
Deciduous
Flower Color
Purple, Lavender, Yellow
Flower Size
2.54 cm to 7.62 cm
Bloom Time
Late spring, Early summer, Mid summer
Planting Time
Spring
Harvest Time
Mid summer
Native Area
Mexico

Tags (5)

Common Names (5)

en Largeflower fleabane
en Onestem fleabane
en Large-flowered fleabane
en Rocky Mountain alpine fleabane
en Large-flowered daisy