Of this group of plants, those most familiar to gardeners are the evergreen, tender,grown as bedding in the summer and in . Some also have decorative or scented .
Suitable site and soil. Most soils will do although they prefer a neutral to well-drained, slightly alkaline soil in a sunny. Alternatively, plant in pots of about 13cm – 5in in John Innes No. 2 or No. 3.
Cultivation and care. Plant out from early summer and dead-head to prolong flowering. In pots, water freely in the growing period and sparingly in winter.
Propagation. Increase by softwoodin spring and autumn or grow from .
Recommended varieties. There are four mainof pelargonium: zonal, regal, ivy-leaved and scented-leaved plants. Zonal plants are grown as summer bedding and in pots while regal are almost all grown indoors or in greenhouses. Just one of the immense range of zonal hybrids is P. ‘Orange Ricard’, with bright orange blooms. The typical zonal plant grows about 38cm – 15in. The regal range has large ; one example is P. ‘ Grand Slam’, growing to 45cm – 18in. P. tomentosum (peppermint geranium) is an evergreen bushy species growing to about 45cm – l’ – 2ft, with leaves smelling of peppermint.
Pests and diseases.
Prone to a number of fungal and viral
-leaved pelargoniums give shape and colour to hanging baskets. Trailing
P. ‘La France’ hasup to 90cm – 3ft long and attractive, semi-double mauve from early summer to late autumn.