• Laburnocytisus adamii
• Laburnum alpinum ‘Pendulum’
• Laburnum anagyroides
• Laburnum anagyroides ‘Fastigiata’
• Laburnum watereri ‘Vossii’
• Lagerstroemia ‘Acoma’
• Lagerstroemia ‘Berry Dazzle’
• Lagerstroemia ‘Ebony Flame’ (BLACK DIAMOND BEST RED) (BLACK SOLITAIRE)
• Lagerstroemia ‘Enduring Summer Red’
• Lagerstroemia indica ‘Camaieu d’Ete’
• Lagerstroemia indica ‘Coconut Sorbet’
• Lagerstroemia indica ‘Coral Magic’
• Lagerstroemia indica ‘Cordon Bleu’
• Lagerstroemia indica ‘Double Feature’
• Lagerstroemia indica ‘Fuchsia d’Ete’
• Lagerstroemia indica ‘Houston’
• Lagerstroemia indica ‘LAGE01’ (EVELINE)
• Lagerstroemia indica ‘Lavender Lace’
• Lagerstroemia indica ‘Maroon Star’
• Lagerstroemia indica ‘Milabla’ (WITH LOVE VIRGIN)
• Lagerstroemia indica ‘Milaperl’ (WITH LOVE BABE)
• Lagerstroemia indica ‘Milarosse’ (WITH LOVE KISSES)
• Lagerstroemia indica ‘Milavio’ (WITH LOVE ETERNAL)
• Lagerstroemia indica ‘Mimi Rose’
• Lagerstroemia indica ‘Petit Orchid’
• Lagerstroemia indica ‘Petite Red’
• Lagerstroemia indica ‘Purple Star’
• Lagerstroemia indica ‘Rhapsody in Blue’
• Lagerstroemia indica ‘Rosea Nova’
• Lagerstroemia indica ‘Sarah’s Favorite’
• Lagerstroemia indica ‘Tuscarora’
• Lagerstroemia indica ‘Victoria’
• Lagerstroemia indica ‘Whit II’ (DYNAMITE)
• Lagerstroemia indica ‘Whit VIII’ (RHAPSODY IN PINK)
• Lagerstroemia indica ‘White Star’
• Lantana camara ‘Havana Rose’
• Laureliopsis philippiana
• Laurus nobilis
• Laurus nobilis ‘Angustifolia’
• Laurus nobilis ‘Bay Junior’
• Laurus nobilis ‘Waasland Creme’
• Laurus nobilis x Umbellularia californica
• Lavandula angustifolia ‘Lavender Lady’
• Lavandula angustifolia ‘Loddon Pink’
• Lavatera ‘Barnsley’
• Lavatera ‘Burgundy Wine’
• Lavatera ‘Rosea’
• Leonotis leonoris
• Leptodermis oblonga
• Leptospermum myrtifolium ‘Silver Sheen’
• Leptospermum polygalifolium
• Lespedeza ‘Albiflora’
• Lespedeza bicolor
• Lespedeza bicolor ‘Summer Beauty’
• Lespedeza bicolor ‘Yakushima’
• Lespedeza buergeri
• Lespedeza thunbergii
• Leucosceptrum stellipilum ‘October Moon’
• Leucothoe ‘Zebekot’ (CARINELLA)
• Leucothoe ‘Zeblid’ (SCARLETTA)
• Leucothoe ‘Zebonard’ (LOVITA)
• Leucothoe axillaris ‘Opstal20’ (TWISTING RED)
• Leucothoe davisiae
• Leucothoe fontanesiana ‘Howw’ (WHITEWATER)
• Leucothoe fontanesiana ‘Makijaz’
• Leucothoe fontanesiana ‘Rollissonii’
• Leucothoe fontanesiana ‘Simsalabim’
• Leucothoe keiskei ‘Royal Ruby’
• Leucothoe racemosa
• Leucothoe walteri ‘Hokus Pokus’
• Leycesteria crocothyrsos
• Leycesteria formosa
• Leycesteria formosa ‘CDC01’ (LITTLE LANTERNS)
• Leycesteria formosa ‘Notbruce’ (GOLDEN LANTERN)
• Leycesteria formosa ‘Purple Rain’
• Ligustrum ‘Berry Boom’
• Ligustrum ‘Lemon Lime & Clippers’
• Ligustrum amurense
• Ligustrum foliosum ‘Something’s Missing’
• Ligustrum foliosum ‘Yellow Mokpo’
• Ligustrum japonicum ‘Arlequin’
• Ligustrum japonicum ‘Grace’
• Ligustrum japonicum ‘Kaede Gorge Shikudu’
• Ligustrum japonicum ‘Korean Dwarf’
• Ligustrum japonicum ‘Texanum’
• Ligustrum lucidum
• Ligustrum lucidum ‘Bokrascreen’ (GREEN SCREEN
• Ligustrum lucidum ‘Golden Wax’
• Ligustrum lucidum ‘Tricolor’
• Ligustrum ovalifolium
• Ligustrum ovalifolium ‘Argenteum’
• Ligustrum ovalifolium ‘Aureum’
• Ligustrum ovalifolium ‘Lemon and Lime’
• Ligustrum ovalifolium ‘Luminosa’
• Ligustrum ovalifolium var. pacificum
• Ligustrum quihoui
• Ligustrum sinense
• Ligustrum sinense ‘Eugene Clive’
• Ligustrum sinense ‘Wimbei’
• Ligustrum sinense stauntonii
• Ligustrum strongylophyllum
• Ligustrum tschonoskii
• Ligustrum tschonoskii ‘Rock Waters’
• Ligustrum vulgare
• Ligustrum vulgare ‘Atrovirens’
• Lindera angustifolia
• Lindera benzoin
• Lindera obtusiloba
• Lindera praecox
• Linnaea borealis
• Liquidambar orientalis ‘Ann Spencer’
• Liquidambar orientalis ‘M. Foster’
• Liquidambar styraciflua
• Liquidambar styraciflua ‘Aurea’
• Liquidambar styraciflua ‘Autumn Color Globe’
• Liquidambar styraciflua ‘Autumn Red’
• Liquidambar styraciflua ‘Black Parking’
• Liquidambar styraciflua ‘Brotzman’
• Liquidambar styraciflua ‘Combi’s Upright’
• Liquidambar styraciflua ‘Dark Autumn’
• Liquidambar styraciflua ‘Golden Sun’
• Liquidambar styraciflua ‘Gotrev’
• Liquidambar styraciflua ‘Gum Ball’
• Liquidambar styraciflua ‘Kia’
• Liquidambar styraciflua ‘Moonbeam’
• Liquidambar styraciflua ‘Oktoberglut’
• Liquidambar styraciflua ‘Paarl’
• Liquidambar styraciflua ‘Palo Alto’
• Liquidambar styraciflua ‘Parasol’
• Liquidambar styraciflua ‘Pendula’
• Liquidambar styraciflua ‘Penwood’
• Liquidambar styraciflua ‘Roemer 4’ (FAME FOREVER)
• Liquidambar styraciflua ‘Silver King’
• Liquidambar styraciflua ‘Simone’
• Liquidambar styraciflua ‘Slender Silhouet’
• Liquidambar styraciflua ‘Stared’
• Liquidambar styraciflua ‘Worplesdon’
• Liriodendron tulipifera
• Liriodendron tulipifera ‘Aureomarginatum’
• Liriodendron tulipifera ‘Edward Gursztyn’
• Liriodendron tulipifera ‘Fastigiatum’
• Liriodendron tulipifera ‘Snow Bird’
• Lomatia myricoides
• Lonicera ‘Honey Baby’
• Lonicera caerulea
• Lonicera caerulea ‘Balalaika’
• Lonicera caerulea ‘Blue Banana’
• Lonicera caerulea ‘Blue Bells’
• Lonicera caerulea ‘Blue Bird’
• Lonicera caerulea ‘Blue Treasure’
• Lonicera caerulea ‘Blue Velvet’
• Lonicera caerulea ‘Boreal Beast’
• Lonicera caerulea ‘Boreal Blizzard’
• Lonicera caerulea ‘Borealis’
• Lonicera caerulea ‘Duet’
• Lonicera caerulea ‘Eisbaer’
• Lonicera caerulea ‘Giant’s Heart’
• Lonicera caerulea ‘Kalinka’
• Lonicera caerulea ‘Sinoglaska’
• Lonicera caerulea ‘Strawberry Sensation’
• Lonicera caerulea ‘Wojtek’
• Lonicera caerulea ‘Woloszebnica’
• Lonicera caerulea ‘Zojka’
• Lonicera caerulea var. kamtschatica
• Lonicera caprifolium
• Lonicera caprifolium ‘Inga’
• Lonicera crassifolia
• Lonicera crassifolia ‘Little Honey’
• Lonicera fragrantissima
• Lonicera involucrata ledebourii
• Lonicera korolkowii
• Lonicera nitida ‘Baggesen’s Gold’
• Lonicera nitida ‘Elegant’
• Lonicera nitida ‘Garden Clouds Purple Storm’
• Lonicera nitida ‘Maigruen’
• Lonicera nitida ‘Scoop’
• Lonicera nitida ‘Silver Beauty’
• Lonicera nitida ‘Tidy Tips’
• Lonicera purpusii
• Lonicera purpusii ‘Winter Beauty’
• Lonicera syringantha
• Lonicera tatarica ‘Hack’s Red’
• Lonicera vidalii
• Lonicera xylosteum
• Lonicera xylosteum ‘Clavey’s Dwarf’
• Lophomyrtus ralphii ‘Little Star’
• Lophomyrtus ralphii ‘Luc2016’ (GOLDEN DRAGON)
• Lophomyrtus ralphii ‘Purpurea’
• Loropetalum chinense ‘Black Pearl’
• Loropetalum chinense ‘Daybreak’s Flame’
• Loropetalum chinense ‘Fire Dance’
• Loropetalum chinense ‘Pipa’s Red’
• Luma apiculata
• Lycium barbarum
• Lycium barbarum ‘Instant Success’
• Lycium barbarum ‘Little Goji’
• Lycium chinense
• Lyonia ligustrina
• Lyonia lucida