Plant Propagation and Cloning Supplies at Alternative Garden Supply!

Propagation Techniques
Plant by Plant

Arborvitae

Arborvitae can be rooted by cuttings in coarse sand or other suitable medium utilizing intermittent misting during the summer months. In the fall, cuttings can be rooted using a cold frame. Cuttings can even be taken over the winter months by utilizing a seedling heat mat for bottom heat.

Ash Trees

Ash trees are most commonly propagated by seeds that are collected when they are ripe and planted outdoors immediately. Germination is usually successful the first season.

Azaleas (Deciduous)

Deciduous Azaleas are most commonly propagated with seeds that are collected in the fall and planted immediately thereafter. Plant them in a propagation tray or flat, in an environment where they can be kept warm under natural or artificial light. Azaleas can also be propagated by softwood cuttings, with a higher success rate when using intermittent mist.

Azaleas (Evergreen)

Evergreen Azaleas are most commonly propagated by hardwood cuttings taken in the late fall with a seedling heat mat for bottom heat. Propagation can also be successful with softwood cuttings taken in the late spring.

Barberry

Most Barberry varieties are propagated using either softwood cuttings in late spring, or by hardwood cuttings in the late fall.

Basil

Basil is easily propagated by taking softwood cuttings at anytime during the summer months beginning in early June or by planting seed. Indoors, basil can be rooted year round under fluorescent plant grow lights.

Beautyberry

Beautyberry (Callicarpa japonica) is propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

Beautybush

Beautybush (Kolkwitzia amabilis) can be propagated by taking softwood cuttings during the summer months beginning in early June.

Beech (European)

European Beech is propagated using seed that is collected when ripe and planted outdoors immediately.

Beech (Purple Leaf Weeping)

Purple Leaf Weeping Beech must be grafted onto a Beech variety that has been grown from seed.

Birch (White)

White Birch is reproduced from seed. When they have ripened, collect the seeds and plant outdoors during the autumn months.

Birch (Weeping White)

For successful propagation, Weeping White Birch must be grafted on to a Birch rootstock that has been grown from seed.

Blue Mist Shrub

Blue Mist Shrub (Caryopteris x clandonensis) is propagated by softwood cuttings anytime during the summer months beginning in early June.

Boston Ivy

Boston Ivy is grown from seed which should be planted outdoors mid-spring.

Boxwood

Boxwood is propagated with softwood cuttings in early summer using intermittent mist or with hardwood cuttings in mid to late fall in an outdoor coldframe. Cuttings can also be successfully rooted using bottom heat in the winter.

Burning Bush

Burning Bush can be reproduced utilizing softwood cuttings in late May or early June, or by hardwood cuttings taken in mid to late fall rooted in an outdoor coldframe.

Butterfly Bush

Butterfly Bush (Buddleia davidii) is propagated by taking softwood cuttings anytime during the summer months beginning in early June.

Cherries (Weeping)

Weeping cherries must be grafted on to a cherry rootstock that has been grown from seed. Collect the seeds when ripe, stratify for 150 days over the winter months, plant in the spring. Some have also had success taking softwood cuttings and rooting them under intermittent mist.

Chinese Stranvaesia

Chinese stranvaesia (Stranvaesia davidiana) is propagated via softwood cuttings during the summer months beginning in early June.

Clematis

Clematis is reproduced by taking softwood cuttings in the late spring. As with almost all softwood cuttings, misting intermittently will greatly increase success rates.

Cotoneaster

Cotoneaster is easily propagated by taking softwood cuttings in the late spring, or by taking hardwood cuttings in late autumn.

Crabapple (Flowering)

In the vast majority of cases, flowering Crabapple trees must be budded or grafted onto a rootstock grown from seed. Collect Crabapple seeds as they ripen in autumn and immediately plant outdoors as rootstock.

Crape Myrtle

Crape Myrtle (Lagerstroemia) can be propagated by taking softwood cuttings during the summer months beginning in early June.

Cypress (Blue False)

Blue False Cypress is best reproduced taking semi-hardwood cuttings in late August and rooting under intermittent mist. Alternatively, hardwood cuttings can be taken in the late fall utilizing a seedling heat mat for bottom heat.

Cypress (Gold Thread)

Gold Thread Cypress are propagated by taking hardwood cuttings in the late fall months utilizing bottom heat. Semi-hardwood cuttings taken during the late summer with intermittent mist produces successful results as well.

Daphne

Daphne (Daphne caucasica) can be propagated with softwood cuttings during the summer months beginning in early June.

Daylilies

Daylilies are best propagated through division during spring and fall.

Dogwood (Chinese)

Chinese Dogwoods can be grown from seed or propagated by taking softwood cuttings in late May or early June. Collect Chinese Dogwood seed in the fall after ripening. To plant outside, you must stratify the seeds in moist peat moss for approximately 100 days. Afterwards, store the seeds in a refridgerator for another 100 days, at which point they will be ready to plant outside.

Dogwood (Pink)

Pink Dogwoods propagate best using softwood cutting using intermittant mist in late May or early June. Alternatively, you may also bud or graft Pink Dogwood onto a White Dogwood seedling.

Dogwood (Red Twig)

Red Twig Dogwoods can be propagated through a variety of methods during multiple seasons. In April or May, layering is an ideal propagation method. In June, try taking softwood cuttings. In the late autumn months, hardwood cuttings are ideal. Propagation of this tree is extremely easy.

Dogwood (Yellow Twig)

As with the Red Twig Dogwood, layering is ideal in April or May, softwood cuttings work well in June, or hardwood cuttings if propagating during the late fall.

Dogwood (Variegated)

Intermittently misted softwood cuttings in late May or early June, or like the Pink Dogwood, you can bud or graft successfully onto a white dogwood seedling.

Dogwood (White)

White Dogwood trees can be grown from seed or by taking softwood cuttings in late May or early June. Collect the seed in the fall after it ripens. As with the Chinese Dogwood, you must stratify the seed in moist peat moss at approximately 70 degrees for 100 days. Afterwards, move the seeds to your refridgerator for an additional 100 days, at which point the seeds will be ready to plant outside.

Elders

Elders (Sambucus spp.) is easily propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

English Ivy

English Ivy is easily propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

Enkianthus

Enkianthus (Enkianthus campanulatus) is propagated with softwood cuttings during the summer months.

Euonymus (Variegated Varieties)

In June and for most of the summer months, softwood cuttings are the preferred method of propagation. In the fall, hardwood cuttings propagated in a cold frame bed of course sand outdoors works well.

Firethorne (Pyracantha)

Pyrachantha can be propagated by taking softwood cuttings anytime in June, or in the fall with semi-hardwood cuttings rooted outdoors in a coldframe enclosed bed of course sand.

Fir (Concolor)

Grow the Concolor Fir from seed. Start by collecting seeds in the fall and storing them over the winter in a cool dry place. In the spring, you can sow the seeds directly outdoors. For best results, you should cover the seed bed with a clear plastic cover to retain humidity until the seeds have started to germinate, at which point it can be removed.

Flowering Quince

Flowering quince (Chaenomeles speciosa) can be propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

Forsythia

Forsythia can be successfully propagated by taking softwood cuttings during the month of June; by hardwood cuttings taken in the late fall or winter; or by layering in the spring or fall.

Hawthorn (Washington)

Washington Hawthorn trees are grown from seed, collected in the fall and planted immediately in an outdoor seed bed.

Hemlock (Canadian)

Canadian Hemlock trees are grown from seed. Pine cones should be collected during the fall months prior to them opening and releasing their seeds into the air. Take the unopened pine cones and place them in a paper bag to catch the seeds as the cones open. After collecting the seeds, store them in a cool dry place over the winter months. In spring, stratify the seeds for 30 days by placing them in moist peat moss in your refrigerator, then plant them outside after all danger of frost has passed.

Holly (English)

English Holly is propagated by taking hardwood cuttings in the late fall. Bottom heat produced via a seedling heat mat greatly enhances success rates.

Holly (Japanese)

Japanese Holly is best propagated by taking medium softwood cuttings in the middle of the summer, or by taking hardwood cuttings in the fall in and propagating outside in a coldframe bed of sand. Alternatively, hardwood cuttings can be rooted indoors in late fall or winter using bottom heat provided by a seedling heat mat.

Honeysuckle

Reproduce Honeysuckle by layering in the spring; by taking softwood cuttings in late May or early June; or through hardwood cuttings taken during the autumn months.

Hosta

Hosta's are easily propagated by division in late fall or early spring.

Hydrangea (Blue)

Hydrangea are easily propagated through softwood cuttings or division.

Hydrangea (PeeGee or P.G.)

Layering PeeGee Hydrangea in the spring is a common method of propagation, or by taking softwood cuttings in late May or early June.

Japanese Maple

Grow from seed. Collect the seeds when ripe and store until late fall. Pre-treat the seeds by soaking overnight in hot water, and then stratify in moist peat for 90-120 days in your refrigerator. Then plant them outside.

Junipers

Junipers root best using a misting system in conjunction with softwood to semi-hardwood cuttings in mid to late summer. Hardwood cuttings can be taken in the fall and rooted in an outdoor coldframe. Indoors, hardwood cuttings taken in the late fall or winter can be rooted with the assistance of bottom heat provided by a seedling heat mat.

Kerria

Kerria (Kerria japonica) is easily propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

Large Fothergilla

Large Fothergilla (Fothergilla major) is propagated via softwood cuttings taken anytime during the summer months beginning in early June.

Leucothoe

Reproduce Leucothoe by rooting softwood cuttings anytime in June or by taking and rooting hardwood cuttings in the fall.

Lilacs

Lilacs must be budded or grafted on to a rootstock grown from seed. You can use either a lilac seedling or alternatively, some growers use privet as the rootstock. While more difficult, Lilacs can also be propagated using softwood cuttings.

Linden Trees

Linden trees grow from seed that should be planted immediately after collection when ripe.

Lirope

Lirope is easily multiplied by division.

Magnolia

Depending on the variety, some Magnolia trees are grown from seed, while others are budded directly onto seed produced seedlings. While more difficult, Magnolias can also be propagated using softwood cuttings.

Maple Trees

Maple trees are grown from seed. Collect the seeds when ripe and plant immediately outdoors.

Mockorange

Layering during the spring; by softwood cuttings during the month of June; or by hardwood cuttings in the fall and winter are the best methods for propagating Mock orange.

Mountain Ash Trees

Mountain Ash Trees are propagated by seed. Just collect the seeds when ripe and plant immediately.

Myrtle (Blue)

Blue Myrtle can easily be propagated by dividing larger plants.

Oak Trees

Most oak trees are grown directly from seed. Collect the seeds when they have ripened and sow immediately.

Ornamental Grasses

Ornamental Grasses are easily propagated by simple division.

Pachysandra

Pachysandra can be propagated by your choice of division or by rooting softwood cuttings.

Pear (Bradford)

Bradford Pear trees are grown directly from seed, which should be collected when ripe and stratified in moist peat moss in your refrigerator for between 60 and 90 days prior to planting.

Plum Trees (Flowering)

Desired varieties must be budded on to a rootstock grown from seed. Collect the seed when ripe and stratify in moist peat in your refrigerator for 150 days before planting outside.

Pine (Austrian)

Austrian Pine trees grow from seed. Follow same directions as propagating White Pine (below).

Pine (Mugho)

Mugho Pine trees also grow from seed. Plant them outside in the spring following same directions as White Pine below.

Pine (Weeping White)

Weeping White Pines must be grafted on to a white pine seedling for successful propagation.

Pine (White) Trees

White Pine is grown from cone collected seed. Gather pine cones in the autumn prior to opening and place them in a paper bag. Allow the seeds to open, which the bag will collect. Overwinter the seeds by storing them in a cool dry place until spring, then sow them directly outdoors.

Potentilla

Potentilla is best propagated by softwood cuttings taken in June, or by taking hardwood cuttings in the late fall.

Poplar Trees

Poplar trees are propagated by seed. Collect the ripened seeds and plant outside immediately. Poplars can also be propagated using softwood cuttings or hardwood cuttings.

Privet

Privets are reproduced by layering in the spring, softwood cuttings in late May or early June, or by taking hardwood cuttings in the late autumn months.

Purple Leaf Winter Creeper

Propagate Purple Leaf Winter Creeper by taking softwood cuttings in early June, or with semi-hardwood cuttings taken throughout the summer months.

Pussy Willow

Pussy Willow can be successfully propagated by layering in the spring, by taking softwood cuttings in late May or early June, or with hardwood cuttings in the late autumn.

Red Bud Trees

Red Bud trees are grown from seed, which is collected when ripe and planted directly outdoors anytime in spring.

Rhododendrons

A variety of methods can be used to propagate Rhodes, depending on the variety. Most heirloom varieties can be grown from seed. Collect seeds during the fall and plant in a propagation tray. Place the flat under a grow light grow in an area where the temperature will stay around 70 degrees F. Hybrid varieties must be reproduced by taking cuttings. You can take softwood cuttings in late May or early June, rooting them using intermittent mist, or take hardwood cuttings and root them in a peat moss and perlite mix in the late fall using bottom heat provided by a seedling heat mat.

Rose of Sharon

Rose of Sharon is best propagated by layering in the spring, or by taking softwood cuttings in late May or early June, or alternatively, by propagating hardwood cuttings in the late fall.

Rugosa Rose

Rugosa rose (Rosa rugosa) is propagated through softwood cuttings taken anytime during the summer months beginning in June.

Sandcherry (Purple)

Propagate Purple Sandcherry by layering anytime during the spring; or take softwood cuttings in early June; or can propagate hardwood cuttings in the late autumn.

Serviceberries

Serviceberries (Amelanchier spp.) are propagated by taking softwood cuttings during the summer months beginning in June.

Slender Deutzia

Slender deutzia (Deutzia gracilis) can be propagated by taking softwood cuttings anytime during the summer months beginning in early June.

Smoke Tree

Smoke tree (Cotinus coggygria) is propagated through softwood cuttings during the summer months beginning in early June.

Spiraea

Layer in the spring, take softwood cuttings in late May or early June, or hardwood cuttings in the late fall for successful propagation of Spiraea.

Spruce (Colorado Blue)

Colorado Blue Spruce is propagated from seed. Collect pine cones before they open in the fall. Allow them to open in a paper bag to catch the seeds. Over the winter, store the seeds in a cool dry place, then plant them directly outside in the spring.

Spruce (Dwarf Alberta)

Reproduce Dwarf Alberta Spruce trees by taking softwood cuttings in mid to late June using a mist system, or by rooting hardwood cuttings in the late fall using a seedling heat mat.

Stewartia

Stewartia (Stewartia pseudocamellia) can be propagated by taking softwood cuttings during the summer months.

Summersweet

Summersweet (Clethra alnifolia) is propagated using softwood cuttings taken anytime during the summer months beginning in early June.

Sweetshrub

Sweetshrub (Calycanthus floridus) is propagated through softwood cuttings during the summer months beginning in June.

Viburnum

Viburnum is propagated by layering in the spring, softwood cuttings in early June, or hardwood cuttings in the late fall.

Virginia Sweetspire

Virginia sweetspire (Itea virginica) is propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

Weigela

Weigela can be propagated by taking softwood cuttings in late May or early June, by rooting hardwood cuttings in the late autumn, or by layering in the spring.

Wisteria

You can easily reproduce Wisteria through layering during the spring months, by taking softwood cuttings in late May or early June, and by taking hardwood cuttings in the late autumn months.

Weeping Japanese Maple

Weeping Japanese Maples can only be propagated by grafting onto a rootstock first grown from seed.

Weeping Willow

Weeping Willows can be cloned by layering them in the spring, or by taking softwood cuttings in late May to early June, or by rooting hardwood cuttings in the late fall.

Wintercreeper

Wintercreeper (Euonymus fortunei) can be propagated by taking softwood cuttings during the summer months beginning in early June.

Winter Hazel

Winter hazels (Corylopsis) is propagated by taking softwood cuttings at anytime during the summer months beginning in early June.

Witch Hazel

Witch Hazel is best propagated by layering in the spring, or by taking softwood cuttings in late May and early June, or by rooting hardwood cuttings in the late autumn.

Yews (Taxus)

Yews can be reproduced by taking softwood cuttings between early July and early August. You can also take hardwood cuttings in the fall and root them in course sand outside in a cold frame, or by rooting hardwood cuttings in late fall or winter with a seedling heat mat.

Yucca

Propagate Yucca by taking cuttings from the roots in early spring and planting outside. All that is necessary is to cut a piece of the root about 3/4-inch long and plant it below the surface of the soil about 1/2-inch. New Yucca.