Banksia marginata

Regular price: $555.00
Sale price: $555.00
Regular price

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Size:

100L 40cm/45L 30cm/33cm

TO PLANT WITH YOUR Banksia marginata

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Description

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Banksia marginata, commonly referred to as the Silver Banksia, is an adaptable and hardy Australian native renowned for its silvery foliage and striking yellow flower cones. This evergreen tree can reach heights of up to 10 meters, though in more challenging conditions, it may adopt a shrub-like appearance. The Silver Banksia thrives in various landscapes, from coastal dunes to mountainous regions, and its vibrant yellow blossoms, set against the backdrop of its distinctive foliage, make it a stunning feature in gardens and landscapes.

Common Name: Silver Banksia
Mature Height (meters): Up to 10m, but can be shorter in harsh conditions
Mature Width (meters): 3-4m
Spacing: 2.5-3m for optimal growth
Foliage: Green with a distinct silvery underside
Flowering period: Mainly winter and spring, but sporadically throughout the year
Form/ Habit: Tree or large shrub, depending on conditions
Uses: Feature tree, windbreak, coastal gardens, bird-attracting plant
Evergreen/ Deciduous: Evergreen
Tolerates: Coastal conditions, wind, varied soil types
Drought Hardy: Yes
Sun: Full sun to partial shade
Maintenance: Moderate; periodic pruning to maintain shape and remove old flower heads
Water requirement: Moderate; prefers well-drained soils

Description

Additional Information You Should Know About Banksia marginata

Height Guide For Banksia marginata

Why Choose Banksia marginata For Your Garden?

How To Grow Banksia marginata In Different Soil Types

Enhancing Soil for Prolific Flowering and Hardy Growth

Ideal Drainage: Prefers well-drained, sandy or rocky soils.

Well-Draining Soil: Perfect for encouraging prolific flowering and natural hardiness.

If you have the following soil, here are some tips for you:

Sandy Soil: Excellent for natural drainage; enrich with a native plant fertilizer low in phosphorus to enhance growth and flowering.
Clay Soil: Typically not suitable without modification; add coarse sand and organic material to improve drainage.
Loamy Soil: If well-draining, it’s a great fit; maintain with minimal organic amendments to avoid overly rich conditions.
Peaty Soil: Must be adjusted for better drainage; mix in sand and small pebbles to optimize growing conditions.

Planting Your Banksia marginata: Ensuring A Strong Start

How to Plant Banksia marginata

Location Selection: Choose a well-draining spot with access to sunlight.
Soil Preparation: Adaptable to a range of soils but prefers slight acidity.
Digging: Make a hole twice the size of the root ball.
Planting: Place the tree in the hole, fill with soil, and compact gently.
Initial Watering: Water thoroughly after planting.

Watering Requirements After Planting

When you plant a new tree, it's crucial to give it the right start by ensuring it receives sufficient water. Here’s a general guideline for watering your newly planted tree:

Immediately After Planting: Water your tree generously right after planting your Banksia marginata to settle the soil around the roots and eliminate any air pockets.
First Three Months: The initial three months are critical for the establishment of the tree. During this period, the tree should be hand watered twice daily, in the morning and evening. This helps the roots grow deep and strong.
Irrigation System: If you have an irrigation system, adjust it to ensure the tree gets adequate water during these first months.
Adjusting to Weather Conditions: Always consider the weather conditions and adjust your watering accordingly. In hotter and drier periods, additional watering may be necessary.

Consistent attention to your tree’s watering needs during this initial period will help ensure its healthy growth and long-term success in your garden.

Root Ball Guide

Here is our guide for planting your trees with the appropriate root ball dimensions. When planting, we recommend digging a hole that is 10% larger than the size of your pot, and teasing the rootball before planting to promote better root growth.

Root Ball Dimensions:

40cm Pot: 44 x 38.5 cm
45L Bag: 41.8 x 41.8 cm
50cm Squat Pot: 49.5 x 34.1 cm
50cm Pot: 49.5 x 35.2 cm
70L Pot: 55 x 41.8 cm
75L Bag: 55 x 48.4 cm
90L Pot: 59.4 x 44 cm
100L Bag: 50.6 x 52.8 cm
100L Squat Bag: 58.3 x 49.5 cm
100L Pot: 66 x 49.5 cm
150L Bag: 66 x 55 cm
155L Pot: 74.8 x 52.8 cm
200L Bag: 71.5 x 60.5 cm
280L Pot: 91.3 x 55 cm
300L Bag: 88 x 63.8 cm
400L Bag: 99 x 66 cm
500L Bag: 122 x 66 cm
1000L Bag: 146.3 x 71.5 cm
2000L Bag: 176 x 82.5 cm

Follow these dimensions to ensure a smooth planting process and optimal growth for your new tree.

Caring For Your Banksia marginata

Caring for Banksia marginata

Watering: Regular watering is essential during initial growth; reduce frequency as the tree matures.
Mulching: Apply a layer of mulch to retain moisture and suppress weed growth.
Pruning: Trim to maintain the desired shape and remove spent flower heads.

Frequently Asked Questions About Banksia marginata

Frequently Asked Questions

Is Silver Banksia suitable for coastal gardens? Yes, it's tolerant of sea breezes and saline conditions.
How often does it bloom? Primarily in winter and spring, though occasional flowering can occur throughout the year.
What wildlife can it attract? Its flowers are a food source for nectar-feeding birds and insects.

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