sword fern 'Bostoniensis'

Grow indoors or under glass in a multipurpose compost or a mix of 1 part loam, 2 parts sharp sand, and 3 parts leaf mould, in bright filtered light, with moderate to high humidity and good ventilation. During the growing season, water moderately with soft water and apply a half-strength balanced liquid fertiliser monthly. Water sparingly in winter. Fronds can rot if they become too wet

Remove any dead fronds

Propagate by spores, sow spores at 21°C as soon as ripe; resulting plants may not come true. Separate rooted runners in late winter or early spring

Can suffer from scale insects

May be subject to rot if fronds become too wet