Scottish Bonsai Association

Bonsai A to Z Challenge

Challenging the Bonsai A to Z entry for Needle Juniper (Juniperus rigida).

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Existing Bonsai A To Z Entry for Needle Juniper (Juniperus rigida)


Needle Juniper (Juniperus rigida)

 - (Tree Type (Outdoors))
Needle Juniper (Juniperus rigida) - Bonsai Tree Type (Outdoors) Bonsai Care

Small evergreen tree with arching branches and small, needle-like leaves which are flaccid when young but become sharp when mature.

STYLE : All styles except broom.

WARNING : It can take up to 12 months for tree death to manifest itself in foliage browning/die-back. Rare and difficult to diagnose fungi can affect needle junipers. Any areas of discoloured foliage that cannot be attributed to spider mites need to be cut back to healthy wood and burned.

Care Info

REPOT : Every 2-5 years in spring. After 10 years expect to repot every 5 years approximatly.

SOIL : Free draining soil 60:40 grit:organic. The addition of some (20%) sphagnum moss provides added benefit.

PRUNE : May be pruned any time but late summer is best when sap is not rising fast and likely to cause bleeding. Cut back vigorous extension shoots to 3 or 4 needles.

PINCH : Pinch back growing tips with fingers continuously to mainatin shape and access to light.

WATER : Water well in summer, but avoid waater logging. Keep moist but not wet during winter.

FEED : Balanced feed at half strength in growing season. Two doses of nitrogen free fertilizer in early autumn.

WARNING : It can take up to 12 months for tree death to manifest itself in foliage browning/die-back. Rare and difficult to diagnose fungi can affect needle junipers. Any areas of discoloured foliage that cannot be attributed to spider mites need to be cut back to healthy wood and burned.


 WWW Link for Needle Juniper (Juniperus rigida)  

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