| DECIDUOUS
SHRUB PRUNING GUIDE FOR
EASTERN CANADA |
| IN EARLY SPRING, ANY
DEAD BRANCHES SHOULD BE CUT OUT, NO MATTER
WHEN THE SHRUB IS TO BE PRUNED. |
| CHECK FOR DEAD BY
FEELING BRANCH FOR COLD OR SCRATCHING TO SEE
IF GREEN BELOW (CAUTIOUSLY). |
THE FOLLOWING KEY IS
MEANT AS A GUIDELINE ONLY, AND SPECIAL CASES
MAY APPLY.
IN GENERAL LATE SEASON PRUNING IS NOT A GOOD
IDEA, AS IT MAY STIMULATE GROWTH THAT WILL
THEN NOT HAVE A CHANCE TO HARDEN OFF BEFORE
WINTER. |
|
|
|
|
| PRUNING
METHOD |
|
|
| A |
PRUNE HARD IN EARLY SPRING |
|
|
| B |
PRUNE ONLY AFTER
FLOWERS HAVE FINISHED |
| C |
USUALLY DOES NOT
NEED PRUNING, USE CAUTION |
| D |
SHAPE AS NEEDED,
BUT NOT AFTER JULY 15 |
|
| E |
PRUNE HARD AFTER
ALL RISK OF FROST FINISHED AND LEAVES
STARTING TO SHOW |
| G |
PRUNE LIGHTLY
AFTER LEAVES START TO SHOW |
| H |
THIN OUT WHOLE
CANES WHEN PRUNING |
|
| J |
FLOWERS ON 2ND
YEARS GROWTH. PRUNE OUT ONLY CANES WITH OLD
FLOWERS |
|
|
|
|
| METHOD |
LATIN NAME (COMMON NAME) |
|
|
| D |
ACER GINNALA (AMUR MAPLE) |
|
|
| C |
ACER PALMATUM
(JAPANESE MAPLE) |
|
| B |
AMELANCHIER (SERVICEBERRY) |
|
|
| D |
ARONIA (CHOKEBERRY) |
|
|
| E |
BUDDLEIA DAVIDII (BUTTERFLY
BUSH) |
|
| D |
BERBERIS (BARBERRY) |
|
|
| D |
CARAGANA
ARBORESCENS (PEASHRUB) |
|
| E |
CARYOPTERIS X
CLANDONENSIS (BLUEBEARD) |
| D |
CHAENOMELES (QUINCE) |
|
|
| D & H |
CORNUS ALBA
'ARGENT.' (VARIEGATED DOGWOOD) |
| C |
CORNUS
ALTERNIFOLIA
(PAGODA DOGWOOD) |
| A & H |
CORNUS SERICEA (RED
OSIER DOGWOOD) |
|
| C |
COTINUS COGGGRIA
(SMOKE TREE) |
|
| A & D |
COTONEASTER
ACUTIFOLIA (COTONEASTER HEDGE) |
| A & D |
COTONEASTER
HORIZONTALIS
(ROCKSPRAY) |
| A |
CYSTISUS DECUMBENS
(BROOM) |
|
|
| B |
DEUTZIA GRACILIS (DEUTZIA) |
|
|
| D & H |
DIERVILLA
LONICERA (BUSH HONEYSUCKLE) |
|
| D |
ELEAGNUS
ANGUSTIFOLIA (RUSSIAN OLIVE) |
|
| G |
EUONYMUS ALATUS
(BURNING BUSH) |
|
| B |
FORSYTHIA (FORSYTHIA) |
|
|
| A |
GENISTA LYDIA (BROOM) |
|
|
| G |
HAMAMELIS
VIRGINIANA (WITCHHAZEL) |
|
| C |
HIBISCUS SYRIACUS
(ROSE OF SHARON) |
|
| D |
HIPPOPHAE
RHAMNOIDES (SEA BUCKTHORN) |
|
| J |
HYDRANGEA
MACROPHYLLA
(LARGE LEAF HYDRANGEA) |
| J |
HYDRANGEA
ARBORESCENS (SNOWBALL PLANT) |
| C |
HYDRANGEA
PANICULATA (PG HYDRANGEA) |
|
| C |
HYDRANGEA
QUERCIFOLIA (OAK LEAF HYDRANGEA) |
| H |
ILEX VERTICILLATA
(WINTERBERRY) |
|
| H |
KERRIA JAPONICA (JAPANESE
ROSE) |
|
| B |
KOLKWITZIA
AMABILIS (BEAUTY BUSH) |
|
| D |
LIGUSTRUM VULGARIS (PRIVET) |
|
|
| D |
LONICERA (HONEYSUCKLE) |
|
|
| C |
MAGNOLIA
SOULANGIANA (SAUCER MAGNOLIA) |
|
| C |
MAGNOLIA STELLATA
(STAR MAGNOLIA) |
|
| B |
MYRICA GALE (BAYBERRY) |
|
|
| H |
PHILADELPHUS
VIRGINALIS (MOCK ORANGE) |
|
| D |
PHYSOCARPUS (NINEBARK) |
|
|
| A &D |
POTENTILLA
FRUCTICOSA (POTENTILLA) |
|
| D & H |
PRUNUS CISTENA (PURPLE
SAND CHERRY) |
|
| B |
PRUNUS TRILOBA
MULTIPLEX (FLOWERING ALMOND) |
| H |
RHUS TYPHINA (SUMAC) |
|
|
| D |
RIBES ALPINUM (ALPINE
CURRENT) |
|
|
| B &H |
SALIX DISCOLOR (PUSSY WILLOW) |
|
|
| A |
SALIX HAKURO
'NISHIKI' (DAPPLED WILLOW) |
|
| A |
SALIX PURP.
GRACILIS (ARCTIC WILLOW) |
|
| A |
SAMBUCUS
CANADENSIS (ELDERBRRY) |
|
| D |
SHEPHERDIA
ARGENTEA (BUFFALO BERRY) |
|
| A |
SORBARIA
SORBIFOLIA (FALSE SPIREA) |
|
| A |
SPIREA JAPONICA (SPIREA) |
|
|
| B &H |
SPIREA VANHOUTTI
(BRIDAL WREATH SPIREA) |
|
| B |
STEPHANANDRA
INCISA
(LACE SHRUB) |
|
| D |
SYMPHORICARPUS
ALBUS (SNOWBERRY) |
|
| B |
SYRINGA
RETICULATA JAPONICA (JAPANESE LILAC) |
| B |
SYRINGA VULGARIS
(COMMON LILAC) |
|
| A |
TAMARIX RAMOSISSIMA
(TAMARISK) |
|
|
| B |
VIBURNUM (VIBURNUM) |
|
|
| H |
WEIGELA (WEIGELA) |
|
|
