Proteas and Banksias

Feature under construction

Alloxylon flammeum
Some records include: 8 years - 13 x 7 feet; 1largest on record - 113 x 5 feet with a trunk diameter of 3 feet
Hardy zones 9 to 11

Alloxylon pinnatum
Some records include: largest on record - 80 x 30 feet with a trunk diameter of 5 feet
Hardy zones 9 to 11

Banksia aemula
Some records include: largest on record - 28 x 12 feet.
Hardy zones 9 to 11


Banksia ashbyi (Ashby's Banksia )
Some records include: largest on record - 27 x 10 feet.
Hardy zones 9 to 11 tolerating as low as 20 F

Banksia baueri ( Possum Banksia )
Some records include: largest on record - 15 x 10 feet.
Hardy zones 9 to 10

Banksia baxteri ( Baxter's Banksia )
Some records include: largest on record - 13 x 13 feet.
Hardy zones 9 to 11 tolerating as low as 20 F

Banksia canei ( Mountain Banksia )
Some records include: largest on record - 10 x 15 feet.
Hardy zones 8 to 10

Banksia coccinea ( Scarlet Banksia )
Some records include: largest on record - 40 x 13 feet.
Hardy zones 8 to 10

Banksia dentata ( Banksia )
Some records include: largest on record - 25 feet.
Hardy zones 11 to 12

PROTEA

Protea neriifolia

* photos taken on Aug 15 2014 @ Rawlings Conservatory, Baltimore, MD

STENOCARPUS

Stenocarpus davalloides
A rare, slow growing, large tree native to forests at high elevations in northeast Queensland in Australia.
Some records include: largest on record - 133 feet
The leaves are up to 17 inches in length.
The flowers are creamy-white.
Hardy zones 9 to 12

Stenocarpus salignus ( Red Silky Oak )
Some records include: largest on record - 110 x 80 feet.
The lance-shaped to ovate, smooth, leathery leaves, up to 12 x 1.5 inches, are deep green above, light green beneath.
Hardy zones 9 to 12

Stenocarpus sinuatus ( Queensland Firewheel Tree )
Some records include: fastest recorded growth rate - 3 feet; largest on record - 135 x 66 feet with a trunk diameter of 4 feet.
The leathery leaves, up to 24 inches in length, are glossy green above, dull green beneath.
Hardy zones 9 to 12. Moderately drought tolerant.

TELOPEA
On Telopea, cut back the flowering stems to 1/2 the length of each stalk after the flowers have died. Pruning is recommended to encourage blooms the following year.
Setting of seeds interrupts next years flowering. One flower produced up to 250 seeds. Telopeas do not tolerate high levels of phosphorous, though growth can be increased with slow release no phosphorous fertilizer.

Telopea 'Braidwood Brilliant'
A compact dense shrub that is the hybrid between Telopea mongaensis & T. speciossima
Some records include: largest on record - 10 x 5 feet
The leathery leaves, up to 8 inches, are lightly toothed at the tips.
The
Hardy zones 8 to 10

Telopea mongaensis
A bushy multi-branched tree reaching around 13 feet on average.
Some records include: largest on record - 23 x 10 feet with a trunk diameter of 6 inches. One of the largest known examples of these are in Cork, Ireland, despite being native to the Braidwood District in the soutern part of New South Wales in Australia.
The broadly lobed or smooth edged leaves are up to 7 x 1 inches in size. The leathery foliage is yellowish-green at first, turning to deep green.
The intense deep red flowerheads, up to 4 inches across, are borne at the branch tips during late spring into early summer
Hardy zones 8 to 10.

Telopea oreades ( Gippsland Waratah )
A small tree native to wet forest in southeast Australia.
Some records include: largest on record - 48 x 40 feet with a trunk diameter of 2 feet.
The smooth, lance-shaped leaves, up to 11 x 2.5 inches, are glaucous-blue beneath
The deep red, rounded flowerheads, up to 3 inches across, are borne at the branch tips during early summer
Hardy zones 8 t0 10 tolerating as low as 4 F with no damage.

Telopea speciosissima ( Waratah )
A moderate growing, vigorous, erect shrub reaching around 10 feet, that is native to New South Wales in Australia.
Some records include: largest on record - 17 x 18 feet.
This popular flower is the floral emblem of New South Wales in Australia.
The toothed, heavily veined, leathery, oblong leaves are up to 11 x 2.5 inches in size. The handsome foliage is luxuriant medium green.
The very showy, dome-shaped, scarlet-red flowerheads, up to 6 inches across, are borne at the branch tips during spring.
Hardy zones 8 to 10 tolerating as low as 10 F

'Corroboree'
Vigorous growing, reaching up to 13 feet with somewhat narrow foliage and huge dome-shaped flowerheads.

'Flaming Beacon'
The red florets have white tips and the large bracts are intense red.

'Olympic Flame'
Tall growing with huge high-domed flowerheads.

'Wirrimbirra'
Very rare and extremely beautiful with lush green foliage and white flowers.

Telopea truncata ( Tasmania Waratah )
A large spreading shrub or small tree reaching around 20 feet that is native to Tasmania. The hardiest of the Telopia's, it is native to high mountains with cold winds and snow fall.
Some records include: largest on record - 40 x 17 feet with a trunk diameter of 15 inches.
The smooth-edged leaves are up to 7 x 1 inches. The deep green foliage is brown softly-downy beneath at first.
The dense, scarlet-red flowerheads, up to 2 inches across, are borne at the branch tips during late spring.
Hardy zones 8 to 10 tolerating as low as 10 F. It even thrives in parts of the British Isles, very far from its natural range.