Yarrow plants (Plumstead SE18)

Pls read to the end and specify when you can collect from Plumstead near Plumstead Manor school. Yarrow plants (2) only, pot not included. They will grow to about a metre tall and give yellow flowers. Note: you will need to plant in a garden or a very deep barrel or sililar, they are not suitable for pots. Very fragrant, perfect for a meadow effect.