Loquats (Eriobotrya japonica) are small, handsome subtropical trees with leathery, dark green leaves and delicious, deep yellow fruit.

Erysimum 'Bowles Me Away' has elegant grey-green mounds and lilac-purple flowers blooming almost continuously through the season.

Erysimum linifolium Sunstrong Orange has bright orange, fragrant flowers from March to July and into fall.

Cheerful yellow flowers, sweet fragrance and evergreen variegated foliage.

Erysimum 'Honeyberry' has fragrant, magenta and purple flowers over variegated mounds of wallflower foliage.

Erysimum 'Winter Orchid' has gorgeous, fragrant, bicolour wallflower with orange-red and purple flowers.

Eucalyptus pleurocarpa is the wonderful tallerack with aromatic silver-blue foliage and attractive seed pods.

Eucalyptus pulverulenta 'Baby Blue' is the wonderful silver dollar of florist shops with baby blue foliage and great fragrance.

Eucharis amazonica has white fragrant flowers that look like clusters of tropical daffodils atop glossy, evergreen foliage. A great houseplant.

Eucomis montana has fragrant "pineapples" of white flowers rising above rosettes of strap-like leaves. Use Eucomis in pots or the garden.

Eucomis pallidiflora subsp. pole-evansii has fragrant "pineapples" of white flowers rising above rosettes of strap-like leaves.

Eucomis 'Aloha Leia' is a coconut-scented pineapple lily with bold foliage and purple spikes that look like pineapples.

'Tugela Jade' has fragrant "pineapples" of white flowers rising above rosettes of strap-like leaves. Use Eucomis in pots or the garden.

Eupatorium 'Baby Joe' is a shorter Joe-Pye weed, an umbellifer for butterflies native to moist soils of eastern North America.

Joe-pye weed has lovely, long-lasting, pink, flat-topped heads of pink flowers. Eupatorium 'Little Joe' has a short stature. Great for butterflies.

Eupatorium 'Pink Frost' has variegated, serrated foliage and is a butterfly magnet with deep pink flowers.

Eupatorium maculatum 'Gateway' is a Joe-Pye weed with late-blooming, large, mauve-pink flowers.

Eupatorium maculatum 'Snowball' is a Joe-Pye weed with creamy white flowers and an upright habit. Great for butterflies and bees.

Eupatorium maculatum 'Summer Snow' is a Joe-Pye weed with fragrant creamy white flowers popular with bees and butterflies.

Filipendula rubra 'Venusta' is a tall herbaceous perennial with cloud-like clusters of small, fragrant pink flowers.

Filipendula vulgaris 'Multiplex' or fern-leaf dropwort is an old-fashioned perennial with rose-tinged, white flowers.