Key Features Easy to install Starter Kit, contains plant, basket, gravel and instructions Can be planted in Zone 1-3 of your garden pond Recommended planting - March till August, flowering time July till August Approx Plant Height - 80-100cm Can be easily moved if needed Making your pond look amazing has been made easy with the Pond Plant Kits from Waterworld. The Acorus Calamus, also known as Sweet Flag, kits are a simple to use and install set eliminating the extra work needed to include attractive and beneficial plants to a pond environment. Each plant can be planted between March and August and will flower between July and August. Different plants thrive in different sections of the pond and these Waterplants are designed to sit between Zone 1 and 4 (Most waterplants are recommended to be placed in Zone 3) To make an effective pond, the planting can be divided into Zones Zone 1 - Marginal plants - these can be planted in normal garden soil and can surround the pond edge to create