Plant Genus Growing Guides: Index: H to L

Welcome to the Genus index H-L section of the Gardener's HQ website.

Index H

Hedychium Plant

Garland Flower, Ginger Lily. USDA hardiness zone: 3-10

Helenium Plant

Sneezeweed, False Sunflower. USDA hardiness zone: 3-9

Helianthemum Plant

Rock Rose, Sun Rose, Frostweed. USDA hardiness zone: 3-10

Helianthus Plant

Sunflower, Jerusalem artichoke. USDA hardiness zone: 1-10

Helichrysum Plant

Curry Plant, Strawflower, Licorice Plant. USDA hardiness zone: 2-10

Heliopsis Plant

False Sunflower, Oxeye. USDA hardiness zone: 3-9

Helipterum Plant

Australian Everlasting, Immortelle. USDA hardiness zone: 3-10

Helleborus Plant

Hellebore, Christmas Rose, Lenten Rose, Setterwort. USDA hardiness zone: 3-9

Hesperis Plant

Dame’s Rocket, Dames Violet, Garden Rocket. USDA hardiness zone: 3-9

Heuchera Plant

Alum root, Coral bells. USDA hardiness zone: 3-10

How to Grow Hibiscus

Members of the Hibiscus genus can be either half-hardy annuals or perennials. USDA hardiness zone: 3-10.

Find out more about Growing Hibiscus

How to Grow Hosta

Hosta is a genus of hardy perennials which includes species such as Plantain lily, Day Lily, and Funkia. USDA hardiness zone: 3-9.

Hypericum Plant

St John’s Wort, Tutsan, Aaron’s Beard. USDA hardiness zone: 5-9

Index I

Annual Iberis Annual Candytuft

Annual Candytuft. USDA hardiness zone: 1-10

Perennial Iberis Plant Perennial Candytuft

Perennial Candytuft. USDA hardiness zone: 3-10

How to Grow Impatiens

Impatiens are usually grown as an half-hardy annual in the garden, commonly grown species include Busy Lizzie, Touch me not, Balsam, and Lady's slipper. USDA hardiness zone: 3-10

Incarvillea Plant

Hardy Gloxinia, Trumpet Flower. USDA hardiness zone: 3-8

Inula Plant

Elecampane, British Yellowhead, Irish Fleabane. USDA hardiness zone: 3-9

Ipomoea Plant

Morning Glory, Messina Creeper, Cypress Vine. USDA hardiness zone: 3-10

Ixia Plant

African Corn Lily, African Iris, Corn Lily, Wand flower. USDA hardiness zone: 3-10

Index J

Jasione Plant

Sheep's Scabious. USDA hardiness zone: 5-9

Index K

Iris Kaempferi Plant

Japanese Iris, Oriental Iris. USDA hardiness zone: 4-9

Kniphofia Plant

Red-hot-poker, Torch Lily. USDA hardiness zone: 5-9

Kochia Plant

Burning Bush, Fireball, Mexican Fireweed. USDA hardiness zone: 2-10

Index L

Lagurus Plant

Hare's-tail Grass, Rabbit-tail Grass. USDA hardiness zone: 3-10

Lamium Plant

Dead Nettle, Cobbler’s Bench. USDA hardiness zone: 3-8

Lampranthus Plant

Lampranthus, Ice Plant. USDA hardiness zone: 9-10

How to Grow Lantana

Lantana are husually grown as half-hardy annuals in the garden. Common names include Yellow Sage, Shrub Verbana, Ham 'n' Eggs, and Red sage. USDA hardiness zone: 6-10

Lathyrus Plant Sweetpea

Sweet Pea, Bitter Vetch. USDA hardiness zone: 4-9

Lavatera Plant

Tree Mallow, Royal Mallow, Rose Mallow. USDA hardiness zone: 2-10

Lewisia Plant

Bitterroot, Lewisia. USDA hardiness zone: 4-8

Libertia Plant

Libertia, Mikoikoi, Tukauki, Snowy Mermaid, New Zealand Iris. USDA hardiness zone: 8-10

Ligularia Plant

Leopard Plant, Golden Groundsel. USDA hardiness zone: 4-8

Limonium Plant

Sea Lavender, Marsh Rosemary, Sea Pink. USDA hardiness zone: 2-10

Linaria ToadFlax

Toadflax, Butter and Eggs. USDA hardiness zone: 2-10

Lithodora Plant

Indian Paint, Gromwell, Puccoon. USDA hardiness zone: 5-8

Lobelia Plant

Indian Tobacco, Pukeweed. USDA hardiness zone: 1-10

Lobularia Plant

Sweet Alyssum, Sweet Alison, Snowdrift. USDA hardiness zone: 5-10

Lunaria Plant

Honesty, Money Plant, Moon plant, Silver Dollars. USDA hardiness zone: 3-9

Lupinus Plant

Lupin, Lupine, Bluebonnet, Quaker Bonnet. USDA hardiness zone: 1-9

Lychnis Plant

Campion, Catchfly, Rose of Heaven. USDA hardiness zone: 2-10

Lysimachia Plant

Creeping Charlie, Creeping Jenny, Loosestrife. USDA hardiness zone: 3-9

Lythrum Plant

Loosestrife, Purple Willow Herb, False grass-poly. USDA hardiness zone: 3-9

Secondary Index

As this Index section is large it has been split into two parts

Visit this page for advice on less frequently Grown plants: Index H to L Part 2.

Plant Genera included in the secondary index are as follows: Hacquetia, Hardenbergia, Hedyotis, Hedysarum, Heliophila, Heliotropium, Hepatica, Heracleum, Hieracium, Hordeum, Humulus, Hunnemannia, Hutchinsia, Hyacinthus, Hyssopus, Ionopsidium, Isatis, Ixiolirion, Jeffersonia, Kirengeshoma, Koeleria, Lagerstroemia, Lapageria, Lapeirousia, Lathyrus (Annual), Lavandula, Layia, Leucojum, Levisticum, Liatris, Limnanthes, Linum, Lonas, Lycoris, and Lysichiton.

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