'Hyperion' Daylily Hyssop
Hyssop 'Lavender Haze' Hyssop, Anise 'Golden Jubilee'
Hyssop, Blue Giant 'Golden Jubilee' Hyssop, Fragrant Giant 'Golden Jubilee'
Hyssop, Giant 'Acapulco Salmon & Pink' Hyssop, Giant 'Blue Fortune'
Hyssop, Giant 'Pink Panther' Hyssop, Giant 'Purple Pygmy'
Hyssop, Giant 'Tutti Fruitti' Hyssop, Mexican 'Acapulco Salmon & Pink'
Hyssop, Mexican 'Blue Fortune' Hyssop, Mexican 'Pink Panther'
Hyssop, Mexican 'Purple Pygmy' Hyssop, Mexican 'Tutti Fruitti'
Hyssop, Rock Anise Hyssop, Sunset
Hyssop, Water (spp.) Hyssop, Water 'Blue Showers'
Hyssop, Water 'Snowflake' Hyssop: officinalis
'Ibo nishiki' Japanese Maple 'Ice Ballet' Swamp Milkweed
'Ice Carnival' Daylily 'Ice Dance' Japanese Sedge
'Ice Follies' Daffodil 'Ice Fountains' Palm Sedge
Ice Plant 'Mesa Verde' Ice Plant (spp.)
Ice Plant 'Brilliant' Ice Plant, Hardy 'Starburst'
Ice Plant, Rocky Point Ice Plant, Trailing
Ice Plant: aurantiacus (spp.) Ice Plant: aurantiacus 'Sunman'
Ice Plant: brunnthaleri 'Pink' Ice Plant: brunnthaleri 'Yellow'
Ice Plant: chilensis Ice Plant: cooperi
Ice Plant: deltoides Ice Plant: dichroa
Ice Plant: dubia Ice Plant: edulis
Ice Plant: jamesii Ice Plant: latum
Ice Plant: lavisiae Ice Plant: lutea, Rocky Point
Ice Plant: mirabile Ice Plant: nubigerum
Ice Plant: parleum Ice Plant: pulchella
Ice Plant: speciosum Ice Plant: spectabilis
Ice Plant: spinescens Ice Plant: spongiosum
Ice Plant: vredenbergensis Iceland Poppy (spp.)
Iceland Poppy 'Champagne Bubbles' Iceland Poppy 'Wonderland Mix'
Iceplant, Narrow-leaved Iceplant, Rosea
'Iceton Yellow' Garden Croton Ichang Viburnum
'Icicle' Common Peach 'Icicle' Spike Speedwell
'Icterina' Garden Sage 'Ida' Dwarf Iris
Idaho Fescue (spp.) Idaho Fescue 'Siskiyou Blue'
'Idahoensis' Locust 'Ideal Violet' Cottage Pink
Idesia 'Idyllwild' Eastern Red Cedar
'Ikarus' Common Sunflower Ilang Ilang
Illawarra Flame Tree Illawarra Palm
'Illini Charm' Siberian Iris 'Illinois Hardy' Japanese Zelkova
'Illumination' Common Periwinkle 'Illumination Mix' Begonia
'Illumination White' Begonia Illyrian Iris
'Ilumina™ Lemon Mist' Scoparia 'Imagination' Moss Verbena
'Immortality' Tall Bearded German Iris Immortelle 'Ruby Cluster'
Immortelle 'Silver Star' Imodi Pine
Imoela