Brassica oleracea (Botrytis Group) 'Aviron'

RHS Plant Profile
cauliflower 'Aviron'
Award of Garden Merit
Annual Biennial

A vigorous Autumn cauliflower variety producing a densely packed head of large, edible, white curds encased in strong leaf growth which provides some frost protection. It is ideally suited to poor soils with low nitrogen levels. Harvest betwen August and October

Position

Full sun

Soil Types

Sand, Loam

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
1 year
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Sand Loam
Moisture
Well–drained
pH
Neutral or Alkaline

Position

Full sun
Aspect
West–facing or South–facing
Exposure
Sheltered
Hardiness
H3

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Brassicaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Brassicas can be annual, biennial or perennial plants, most are upright with alternate, often glaucous leaves, long taproots and clusters of cross-shaped, yellow or white flowers. The genus includes a number of species bred to produce food crops, such as cabbages, turnips, mustards and oilseed rape, as well as others grown for their ornamental value
Name Status
Accepted

How to Grow

Cultivation

Grow in fertile, moist but well drained soil in full sun. Sow indoors between January to February or late September-October in good quality seed compost and transplant out when large enough to handle in Spring. Or sow direct between March and May. See cauliflower cultivation for further advice

Propagation

Propagate by seed. See sowing vegetable seeds or sowing seeds indoors

Pruning

No pruning

Pests

May be susceptible to birds, cabbage caterpillars, cabbage gall weevil, cabbage root fly, cabbage whitefly, cutworms, flea beetle, mealy cabbage aphid, slugs and snails, swede midge

Diseases

May be susceptible to black rot, club root, downy mildew, grey mould, foot and root rot, leaf spot, white blister