-M-
| Plant | Origin | Zone | Height | Type | D/M/W | |
| Macadamia intergrifolia - Macadamia Nut | Northeast Australia | 9-11 | 18M | |||
| Macaranga grandifolia - Coral Tree | Philippines | 10-12 | 7M | |||
| Macrozamia | Australia | 10-11 | ||||
| Magnolia grandiflora - Southern Magnolia | Southeast America | 7 | 30M | |||
| Majidea zanguebarica | Tropical Africa | |||||
| Malpighia glabra - Barbados Cherry | South Texas, South America | 10 | 4M | |||
| Malus sp - Apple | ||||||
| Mammea americana - Mammee Apple | South America | 10-11 | 6M | |||
| Mangifera indica - Mango | North Indies, Malaysia | 10-12 | 20M | |||
| Mangifera indica - Thai Everbearing | Thailand | 10-12 | 20M | |||
| Manicaria saccifera | ||||||
| Manihot esculento - Yuca Cassava | Brazil | 10 | 3M | |||
| Manilkara bidentat | West Indies to North & South America | |||||
| Manilkara kauki | Asia | 8M | ||||
| Manilkara roxburghiana - Mimusops | India, Asia | 12M | ||||
| Manilkara zapota - Sapodilla | Central America | 10-11 | 20M | |||
| Markhamia lutea - Siala | Tropical Africa | 10 | 8M | |||
| Marojejya darianii | ||||||
| Masoala madagascariensis | ||||||
| Mastichodendron foeridissimum - Mastic | Florida | 9 | ||||
| Mauritella armata | Amazonia - N & S America | 10B-11 | 18M | Clumping Palms | ||
| Mauritia flexuosa | N & S America | 10B-11 | 25M | Clumping Palms | Wet | |
| Mauritiella aculeata | ||||||
| Melaleuca leucadendra - Cajeput Tree | Australia | |||||
| Melia azedarach | Asia to Austrailia | 7-12 | 15M | |||
| Melicoccus bijugatus - Spanish Lime | Central America, West Indies | 10 | 20M | |||
| Mesua ferrea - Ceylon Ironwood | Malaysia | 10-11 | ||||
| Metrosideros polymorpha (red) | ||||||
| Metrosideros polymorpha (yellow) | ||||||
| Metroxylon warburgii - Sago Palm | Vanuatu - Soloman Islands | 11 | 12M | Shade | Wet | |
| Michelia champaca - Orange Champaca | Himalayas | 9-11 | 15M | |||
| Michelia champaca alba - White Champaca | Himalayas | 9-11 | 15M | |||
| Microcycas calocoma | Western Cuba | 10B-11 | 10M | |||
| Millingtonia hortensis - Indian Cork Tree | Southeast Asia to Phillipenes | 10-12 | 7M | |||
| Mimusops balata | West Indies, South America | 10-11 | 30M | |||
| Mimusops elengi - Spanish Cherry | Madagascar | 10-11 | 10M | |||
| Mimusops roxburghiana | ||||||
| Monstera deliciosa - Swiss Cheese | ||||||
| Montrichardia arborescens - Tall Swap Ariod | South America | |||||
| Morinda citrifolia - Noni | Southeast Asia, Australia | 10-11 | 6M | |||
| Moringa oleifera - Horse Radish Tree | India, Malays | 10-12 | 10M | |||
| Muntingia calabura - Strawberry Tree | West Indies, South America | 10-12 | 8M | |||
| Murraya koenigii - Curry Leaf | Southeast Asia | 10 | 4M | |||
| Murraya paniculata - Lakeview Chalcas | India | 10 | 4M | |||
| Musa acuminata - Banana | ||||||
| Musa acuminata zebrina-Red Banana | ||||||
| Myrcianthes fragrans - Simpson's Stopper | ||||||
| Myrciaria cauliflora - Jabotica | South Brazil, NE Argentina | 10 | 5M | |||
| Myrciaria floribunda - Guavaberry | ||||||
| Myrciaria glomerata - Yellow Jaboticaba | 10-11 | |||||
| Myrciaria paulista - Jaboticaba Big Fruit | ||||||
| Myrciaria vexator - Blue Grape | ||||||
| Myrica cerifera - Wax Myrtle | Southeast America | 6 | 10M | |||
| Myristica fragrans - Nutmeg Tree | Indonesia | 10-12 | 10M | |||
-M-
