Glossary of Gardening Terms

Index J

John Innes Composts:

(JI)

 

A series of standardised composts referred to as JI-1, JI-2 and JI-3. All consist of 7 parts sterilised Loam, 3 parts peat (or peat substitutes) and 2 parts sand.

Juvenility:
  The state of growth prior to which a plant is able to produce flowers in response to floral stimulating conditions.

Last updated 10 March, 2002
© copyright 1999, P. A. Owen