Specialised

Yates Hydrangea Blueing Tonic

For increasing the blue colour of hydrangeas. Also ideal as an acid tonic for acid loving plants such as azaleas, camellias & rhododendrons.

Features

• Not only acidifies the soil (with turns hydrangea flowers blue), but also is rich in nitrogen and potassium for healthy green leaf growth and beautiful flowers.

How It Works

Blue flowering hydrangeas require an acid soil whereas pink flowering ones require an alkaline soil. Aluminium sulphate increases acidity while potassium and nitrogen provide nutrients to be absorbed by the roots.

Ingredients

Nitrogen, potassium & aluminium

(NPK analysis: 1.6 : 0 : 3.8).

Directions for use

Hydrangeas – Dissolve 30g in 1 litre of water and apply over each square metre of root zone. (One level measure holds approx 5 grams). Apply every 2-3 weeks from late autumn until flowering begins.

Other ornamentals – Ideal for fertilising acid loving plants such as azaleas, camellias and rhododendrons. Apply at the above rates during the growing period.

Fertilising