About

A tall, upright, half-hardy annual to 1.5m high with deeply-divided, aromatic foliage and heads of small white flowers with yellow centres. Often grown for its reputed ability to repel nematodes and kill weeds by means of root secretions rather than for any ornamental value.

About the genus

Tagetes can be annuals or perennials of upright growth, with strongly aromatic pinnately divided leaves and showy daisy-like, single or double flower-heads in summer and autumn

Growing conditions

SunlightFull sun
Soil typeClay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained, Moist but well-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH2

Plant details

Plant typeAnnual Biennial
HabitColumnar upright
FoliageDeciduous
Height1.5-2.5 metres
Spread0.1-0.5 metres
Time to full height1 year
Suggested usesCottage and informal garden
FragranceFoliage
ToxicitySkin irritant/allergen. Wear gloves and other protective equipment when handling

Care notes

CultivationGrow in moderately fertile, well-drained soil in full sun
PruningNo pruning required
PropagationPropagate by seed
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free