How to grow Althaea

Key Information

Soil pH

Position

Hardiness

Where to plant Althaea

Althaea are best planted in a well-drained soil of sand, chalk, clay or loam within an acidic, alkaline or neutral PH balance. They are best positioned in an area of full sun or part shade. Althaea are well suited to flower beds and borders within cottage and informal gardens.

How to plant Althaea

Dig a hole that is the same depth and width as the root ball. Space companion plants 40cm (16in) apart and mix a generous amount of peat moss to the planting area, mixing thoroughly to keep the ground moist. Water thoroughly and deeply to settle the soil into place.

How to care for Althaea

Althaea are low maintenance plants requiring little care. They will need regular watering throughout summer and should be staked, especially if located in a situation that is prone to adverse weather conditions.

How to propagate Althaea

It is possible to propagate Althaea by seed sown in mid-summer.