The traditional timber sheds available in both apex and pent styles, with a choice of styles and cladding and a large choice of sizes.
If a shed is just not quite right for your garden, then try a chalet. The chalet is also available in many sizes styles and cladding choice.
The timber office and cabin is an alternative to the traditional apex shed, the apex being opposed to normal to make it a half chalet half shed.
Solar potting shed. Shelving under the window wil enable you to bring on those seedlings and plants which need a helping hand.