Hydrangea macrophylla 'Freudenstein' is a robust, upright shrub that typically reaches a height of approximately 120 cm. It features coarsely serrated dark green leaves and produces mophead flowers that range from pink to mauve during the summer months. The flower coloration can vary depending on soil pH; in alkaline conditions, the blooms are a vivid pink, while in acidic soils, they take on a more purple hue.

Hydrangeas can be either deciduous or evergreen shrubs, as well as self-clinging vines. Their flowers are typically arranged in clusters that include both smaller, fertile blooms and larger, more ornamental sterile ones. Many varieties also offer notable autumn foliage.

Hydrangea macrophylla 'Freudenstein' (H)

Hydrangea macrophylla 'Frillibet' (H)

Hydrangea macrophylla 'Fripon' (H)

Hydrangea macrophylla 'Froufrou' (Rendez-vous Series) (H)

Hydrangea macrophylla 'Ganku Bo Chokens' (L)

Hydrangea macrophylla 'Garden Romance' (L)

Hydrangea macrophylla 'Gartenbaudirektor Kühnert' (H)

Hydrangea macrophylla 'General Patton' (H)

Hydrangea macrophylla 'Gerda Steiniger' is a compact, bushy shrub that typically reaches a height of about 150 cm. This deciduous plant features coarsely serrated dark green leaves and produces rounded mophead flowers that are a clear pink, blooming from summer into autumn. In acidic soils, the flower color shifts to a muted mauve-blue.

Hydrangea macrophylla 'Gerda Steiniger' (H)

Hydrangea macrophylla 'Gertrud Glahn' (H)

Hydrangea macrophylla 'Gh7sl2'PBR

Hydrangea macrophylla 'Gimpel' (Teller Series) (L)

Hydrangea macrophylla 'Gloria' (H)

Hydrangea macrophylla 'Glowing Embers' is a compact, deciduous shrub reaching up to 1 meter in height. It features broad, oval leaves with serrated edges that exhibit a dark red hue as autumn approaches. In mid-summer, the plant produces dome-shaped flower clusters that can range from bright pink to violet blue, influenced by the soil's pH levels. A secondary bloom often occurs from late summer into early autumn.

Hydrangea macrophylla 'Glowing Embers' (H)

Hydrangea macrophylla 'Gold Dust' (L/v)

Hydrangea macrophylla 'Goliath' (H)

Hydrangea macrophylla 'Gonda' (H)

Hydrangea macrophylla 'Goudreinet'PBR (H)

Hydrangea macrophylla 'Grant's Choice' (L)

Hydrangea macrophylla 'Green Tonic' (L)

Hydrangea macrophylla 'Grünes Gewölbe' (H)

This compact, bushy deciduous shrub features large, broadly ovate leaves. It produces dense, hortensia-style clusters of vibrant pink sterile flowers, which can turn blue in appropriate soil conditions.

Hydrangea macrophylla 'Générale Vicomtesse de Vibraye' (H)

Hydrangea macrophylla 'H.B. May' (H)

Hydrangea macrophylla 'H.J. Jones' (H)

Hydrangea macrophylla 'H211908'

Hydrangea macrophylla 'H212909'

Hydrangea macrophylla 'H212910'

Hydrangea macrophylla 'H212911'

Hydrangea macrophylla 'H216905'

Hydrangea macrophylla 'H216908'

Hydrangea macrophylla 'H218923'

Hydrangea macrophylla 'H219903'

Hydrangea macrophylla 'H220904'

Hydrangea macrophylla 'Hamburg' is a compact, deciduous shrub that typically grows to about 1.2 meters in height and width. It features dark green, broadly ovate leaves with serrated edges. In summer, it produces large, rounded flower clusters that can reach up to 20 centimeters in diameter, showcasing florets that range from deep rose to purplish-blue, some exhibiting serrated sepals.

Hydrangea macrophylla 'Hamburg' (H)

Hydrangea macrophylla 'Hanabi' is a Japanese lacecap variety characterized by its coarsely serrated, glossy dark green foliage that can reach lengths of up to 20 cm, showcasing attractive autumn hues. This cultivar produces expansive, flattened flower clusters featuring green double fertile blooms, surrounded by prominent ray florets that are either double white, pale pink, or pale blue, depending on the soil pH. The flowers are supported by long stems, creating a graceful display in the garden.

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