Overview
Citrus or Lemon Bonsai (Citrus limon, Citrus sinensis and related citrus) is a evergreen fruiting tree with fragrant blossom, glossy leaves and miniature fruit appeal. It is best suited to fragrant indoor bonsai, patio bonsai and ornamental fruit displays. For UK growers, treat it as: Bright indoor, greenhouse or conservatory in the UK; summer outdoors.
Placement
maximum light, ideally a bright conservatory or sunny window; summer outdoors helps vigour
Watering
water thoroughly when the top of the soil dries; use free-draining soil and avoid sitting in water
Feeding and fertilising
use citrus or balanced feed during growth, with trace elements to prevent yellowing
Pruning and wiring
prune after flushes of growth and after fruiting; remove strong vertical shoots
Repotting
repot every 2-3 years in spring
Propagation
cuttings, grafted nursery plants or seed for long-term projects
Pests, diseases and common issues
scale, red spider mite, chlorosis, leaf drop from sudden cold or low winter light