Ericaceous - A term referring to plants of the family ericaceae, generally indicating lime-hating plants that must be given lime free soils and fertilizers.
Evergreen - The description of a tree or shrub that retains leaves all year round.
Like other ericaceous plants, most rhododendrons prefer acid soils with a pH of roughly 4.5-5.5; some tropical Vireyas and a few other rhododendron species grow as epiphytes and require a planting mix similar to orchids.
Bonsai Glossary: ericaceous - Describes acidic soil conditions or plant that requires this.
Bonsai Glossary: evergreen - Tree or shrub that retains its leaves throughout the year.
ERICACEOUS A term referring to acid loving, lime-hating plants.
EVERGREEN A plant that remains in leaf all year.
FERTILISING LIME-HATING/ ERICACEOUS PLANTS
Lime-hating plants such as Enkianthus, Azaleas (Rhododendrons) and Stewartia require regular replacement feeds of specially formulated fertilisers which ensure that their soil ph remains acidic, ...
Feeding: Feed in spring and late summer. Feed with ericaceous slow release fertiliser. Feed in moderation to ensure, leaves do get too large. Prefers a normal to acidic soil, a dose or 2 during the summer months will help correct pH levels.
Available in small, medium and large Grain Kanuma are largely used for ericaceous plants (acid loving) Azalea, Gardenias and Camellias.
If you have a pine tree bonsai you will require another type of soil, read our info relating to Kiryu.
Kiryu ...
Feeding: Every two weeks throughout the growing season with an ericaceous (acid) feed.
Repotting: Every two or three year either in Spring. Ensure that soil-mix is lime-free.
Use fertilizer in moderation on ericaceous plants such as azaleas. For flowering and fruiting trees, feed with a 0-10-10 fertilizer in the fall to winter-harden and improve next year’s display.
 See also: Growing, Pruning, Species, Bonsai, Evergreen
  
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