Geranium Plants - Palladium Mix A must for summer borders and containers Early to flower, with a compact and bushy growth habit, this is an outstanding choice for flower beds and flower borders or to plant in decorative patio containers. The mixture includes all the traditional bright geranium colours, many of which also feature attractively zoned foliage. Flowers June-early September. Height 30-40cm (12-16); spacing 30cm (12). Hardy Geraniums - Easy to grow, outstanding cover! One of the most popular perennials in Britain today, due to their hardiness and reliability. And they\'ve just got better - with dark foliage, bigger flowers, double flowers and/or super long flowering season. They make excellent ground cover, forming spreading mats of weed-suppressing foliage, topped with masses of colourful flowers!