Shop

Information & Help

My account

crocus
Wish-list My wheelbarrow

Plants starting with 'o'

By type
Facing
Soil type
Special conditions
Sunlight
Flowering month
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Rate of Growth
Eventual size
Special features
Bulb planting time
Bulb divisions
Sowing month inside or protected
Sowing month outside
Vegetable harvesting month
Vegetable groups
Multibuy packs
Leaf colour
Ground cover
Position
Used at RHS Chelsea Flower Show
Kitchen garden planting guidelines
Sort by popularity
All items
Showing Hardiness : Fully hardy Soil moisture : Normal clear all
25 items
Ocimum basilicum Sweet
basil 'Sweet'
From £2.49
approx 750 seeds
3 × packets of seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Ocimum basilicum Thai
basil 'Thai'
£2.29
approx 300 seeds
Old masters tulip collection
Old masters tulip collection
From £24.95
available to order from summer
Olearia phlogopappa Spring Bling (PBR)
Olearia phlogopappa 'Spring Bling' (PBR)
£22.99
2 litre pot
Olearia × haastii
Olearia × haastii
From £22.99
2 litre pot
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Omphalodes cappadocica Cherry Ingram
Omphalodes cappadocica 'Cherry Ingram'
From £15.99
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 3 (3)
Omphalodes cappadocica Starry Eyes
Omphalodes cappadocica 'Starry Eyes'
From £12.99
available to order from spring 2027
0.25 star 1 star 1 star 1 star 1 star 4.2 5 5 (5)
onion Pink Panther
onion 'Pink Panther'
From £4.49
available to order from winter
Onoclea sensibilis

50% off

Onoclea sensibilis
From £5.00
9cm pot
3 × 9cm pots
2 litre pot
6 × 9cm pots
+ 1 more available
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Ophiopogon planiscapus Kokuryū
Ophiopogon planiscapus 'Kokuryū'
From £9.99
9cm pot
3 × 9cm pots
6 × 9cm pots
0.75 star 1 star 1 star 1 star 1 star 4.8 5 8 (8)
Oranges and lemons lily tulip collection
Oranges & lemons lily tulip collection
From £22.49
available to order from summer
Oreomecon nudicaulis
Papaver nudicaulis
£2.99
approx 300 seeds
Oriental lilium collection

New

Oriental lily collection
From £17.95
available to order from summer
Origanum Hot and Spicy
oregano 'Hot and Spicy'
From £7.99
9cm pot
2 + 1 FREE 9cm pots
Origanum laevigatum Herrenhausen
Origanum laevigatum 'Herrenhausen'
From £8.99
9cm pot
3 × 9cm pots
6 × 9cm pots
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3 (3)
Origanum Rosenkuppel
Origanum 'Rosenkuppel'
From £8.99
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 5 (5)
Origanum vulgare
oregano
From £7.99
9cm pot
2 + 1 FREE 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Origanum vulgare

New

marjoram - wild marjoram
£2.49
approx 200 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Origanum vulgare Aureum
marjoram golden
From £7.99
available to order from spring 2027
Origanum vulgare subsp. hirtum
oregano - Greek
£2.79
approx 1000 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Orlaya grandiflora

Best Seller

Orlaya grandiflora
From £2.89
approx 25 seeds
0.25 star 1 star 1 star 1 star 1 star (10)
Osmanthus delavayi
Osmanthus delavayi
From £24.99
2 litre pot
3 × 2 litre pots
1 star 1 star 1 star 1 star 1 star (4)
Osmanthus × burkwoodii
Osmanthus × burkwoodii
From £24.99
2 litre pot
0.75 star 1 star 1 star 1 star 1 star (16)
Osmunda regalis
Osmunda regalis
From £10.99
9cm pot
2 litre pot
3 × 9cm pots
3 × 2 litre pots
0 star 0.75 star 1 star 1 star 1 star (6)
Over-winter green manure

New

Over winter green manure
From £2.99
16m² pack
3 × packets of seeds

Copyright © Crocus.co.uk Ltd 2026. All rights reserved.

Contact us
Terms
Privacy
Cookies

© Crocus.co.uk Ltd 2026. All rights reserved.