Product specifications and features

Product Description

Acidanthera

Acidanthera Bulbs Acidanthera, also known as Abyssinian Gladiolus or Peacock Orchid, is a beautiful and fragrant addition to any summer garden. With its elegant, star-shaped white blooms and delicate, sweet scent, Acidanthera adds a touch of grace and charm to borders, beds, and containers. Blooming from late summer into early autumn, these exotic-looking flowers are perfect for adding height and structure to your garden, as well as for creating stunning cut flower arrangements. Hardy and relatively easy to grow, Acidanthera bulbs thrive in sunny, sheltered spots, bringing a fresh, tropical feel to UK gardens.
The flowers of Acidanthera are strikingly beautiful, with pure white, star-shaped blooms that feature a contrasting deep maroon or purple centre. Each slender, graceful stem can reach heights of up to 90cm and bears several fragrant flowers that open sequentially, providing a prolonged display. The petals are slightly flared, giving the flowers a delicate and exotic appearance, while their sweet fragrance adds a delightful sensory element to the garden.
How to Grow
Planting: Plant Acidanthera bulbs in late spring, once the risk of frost has passed. Choose a sunny, sheltered spot with well-drained soil, as these plants do best in full sun. Plant the bulbs around 10-15cm deep and space them about 10-15cm apart. Group them in clusters for a more impactful display.
Watering: Water the bulbs thoroughly after planting to help them establish. During the growing season, keep the soil evenly moist but avoid waterlogging, as Acidanthera prefers well-drained conditions. Water consistently, especially during dry spells, to encourage strong growth and flowering.
Feeding: Apply a balanced liquid fertiliser every two weeks during the growing season to support healthy foliage and vibrant blooms. Begin feeding once the shoots start to appear, and stop when the flowers begin to fade.
Staking: Due to their tall, slender stems, Acidanthera plants may require light staking in windy areas. Use slim stakes or plant supports to keep them upright and prevent bending or breaking, especially when in bloom.
Deadheading and Maintenance: Remove spent flowers to keep the plant looking tidy and to encourage energy to return to the bulbs. Once the flowering season is over, allow the foliage to die back naturally, as this helps the bulbs store energy for next year.
Overwintering: Acidanthera is not fully hardy in colder regions of the UK. In mild areas, you may be able to leave the bulbs in the ground with a protective layer of mulch. In colder areas, lift the bulbs in autumn after the foliage has died back, allow them to dry, and store them in a cool, frost-free place until replanting in spring.
With its fragrant, exotic-looking blooms and elegant appearance, Acidanthera brings a unique charm to summer gardens, enhancing borders and floral displays with grace and beauty. This beautiful addition to any garden thrives with minimal care, offering blooms that are perfect for both garden enjoyment and fresh-cut arrangements.
Pack contains 20 bulbs

Specs & Details

Established height
75-100cm
Established spread
5-10cm
Plant spacing
100 bulbs per m²
Flower colour
White
Life cycle
Annual
Habit
Upright

Features

  • Perfect for Pots

  • Fragrant Plant

  • Thrives Full Sun

Plant Calendar

 

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Plant

 
 
 
 
 
 
 
 
 
 
 
 
From March To April

Harvest

 
 
 
 
 
 
 
 
 
 
 
 
From April To May

FAQs

Please read our FAQs page to find out more.

Can I plant Acidanthera bulbs now in the UK?

Acidanthera bulbs, also known as Abyssinian gladiolus or Gladiolus murielae, are planted in spring for late-summer flowers. Wait until the risk of frost has passed, then plant the corms in a sunny, sheltered position with fertile, free-draining soil. Acidanthera dislike cold, wet ground, so avoid planting too early into chilly soil. Plant corms around 10 to 15 cm deep for stronger stems and better stability.

Why have my Acidanthera bulbs not grown or flowered?

Acidanthera can be slow to appear after planting, especially when spring temperatures are low. The most common causes of poor growth are planting into cold, wet soil, lack of sun, shallow planting or corms rotting in poor drainage. They need a warm, sunny position and soil that drains freely. If the corms are planted late, they may produce foliage but have less time to flower before autumn. Keep the soil lightly moist during active growth, but do not allow it to become waterlogged.

Are Acidanthera flowers fragrant, and when do they bloom?

Yes, Acidanthera are valued for their lightly fragrant, white flowers with a dark central marking. They flower in late summer and can continue into early autumn, providing colour after many spring and early-summer bulbs have finished. Planting Acidanthera corms in groups gives the best effect and makes their delicate flowers more noticeable in borders and containers. They are also useful as cut flowers, where their elegant stems and subtle fragrance can be enjoyed indoors.

Are dry or small Acidanthera bulbs still okay to plant?

Acidanthera corms are smaller than many traditional flower bulbs and may have a dry, papery outer layer when they arrive. This is normal while they are dormant, provided they feel firm and solid. Plant them promptly and keep them dry and frost-free until planting time. Do not plant corms that are soft, wet, badly mouldy or have a strong rotten smell, as these are signs of decay and they are unlikely to grow.

Can Acidanthera bulbs stay in the ground over winter?

Acidanthera are not reliably hardy in most parts of the UK. Once the foliage has turned yellow-brown in autumn, lift the corms and store them somewhere dry and frost-free until spring. In very mild areas with light, free-draining soil they may survive outdoors with winter protection, but lifting them is the safer option, particularly in colder or wetter gardens.

Didn’t find your answer?

Don't hestitate to contact us