Shrub

Callistemon rigidus

Stiff Bottlebrush
Hardiness H3

Callistemon rigidus, or the Stiff Bottlebrush, forms a bushy evergreen shrub with narrow dark green leaves. In summer it produces dense spikes of deep red flowers that draw the eye and add energy to borders. Medium in size, it is a reliable choice for Irish gardeners seeking strong summer colour.

SKU: CAL-2L-TC4A7A

Carefully packed & shipped
Quality Guaranteed
Source:
Flowering Months
Jan J
Feb F
Mar M
Apr A
May M
Jun J
Jul J
Aug A
Sep S
Oct O
Nov N
Dec D
Size
Max Height
1.5 m — 2.5 m
Max Spread
1.5 m — 2.5 m
Growth Habit
Densely branched plant with compact, leafy, rounded overall shape.
Planting Position
Sunlight i Indicates how much direct sunlight the plant needs each day. Full sun means 6+ hours, part shade is filtered or morning sun, and full shade is little to no direct sun.
Full Sun
Aspect i Aspect refers to the direction the planting spot faces (north, south, east or west). It affects light levels, warmth and exposure.
South West
Exposure i Exposure describes how sheltered or exposed a plant’s position is, particularly to wind and weather.
Sheltered
Hardiness i Hardiness indicates how well a plant tolerates cold conditions outdoors. Higher ratings generally mean greater frost tolerance.
(−5 to +1 °C) Half-hardy
Ideal Soil Conditions
Soil Type i Soil type describes the texture of the soil (clay, sand, loam, chalk). This affects drainage, nutrients and how roots grow.
Clay Loam Sand
Soil Moisture i Soil moisture tells you how wet or dry the soil should be for best growth. Match this to your garden conditions for healthier plants.
Moist but permeable / Free draining
Soil pH i Soil pH measures how acidic or alkaline the soil is. It affects nutrient availability and can impact plant growth.
Acid Neutral
Plant Uses & Merits
Uses
  • Patios / Courtyards
  • Coastal Areas
  • Against Wall