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Hardy perennial
Lamiaceae
Plantes vivaces ornementales
Agastache 'Butter Yellow'
Giant Hyssop
Agastache ‘Butter Yellow’: 25 cm high and 40 cm spread, full sun exposure. Yellow flowers in June-September. Zone 5; choose soil compatible with its moisture needs.
- Exposure
- Sun
- Life cycle
- Hardy perennial
- Hardiness
- Zone 5
Discover the plant
Common nameAgastache 'Butter Yellow'
FamilyLamiaceae
GenusGiant Hyssop
CultivarJaune beurre
TypeHardy perennial
Botanical nameGiant Hyssop
With Agastache ‘Butter Yellow’, the flowerbed welcomes a plant whose flowers feature yellow tones. The foliage presents shades of green, to be showcased among different textures. The usual flowering period is June-September. The clump reaches approximately 25 cm in height with a spread of 40 cm; use these dimensions to place the plant in the foreground of borders and rock gardens.
Soil choice is essential for Agastache ‘Butter Yellow’: well-drained, rather light; avoid water pockets around the crown. The preferred exposure is full sun. After planting Agastache ‘Butter Yellow’, water enough to thoroughly moisten the root ball. Once established, allow the surface to dry between waterings and prioritize drainage, especially during thaws. Maintain 40 cm as a guideline between plants; this helps preserve their shape and allows access for care. The indicated hardiness zone is zone 5, to be evaluated according to your garden conditions.
Maintenance of Agastache ‘Butter Yellow’ mainly relies on observing the clump: wait to see spring regrowth before removing parts that dried out during winter. Winter drainage is crucial for this agastache; avoid depressions where water accumulates during thaws. For pairings, consider upright sedums, border sages, and yarrows in varieties with similar needs. By composing around its volume of 25 cm by 40 cm, you will preserve the visibility of its blooms (June-September) and allow for circulation between plants.
Planting guide
From planting to establishment.
Best planting time
Preferably in spring, in warm, workable soil, with regular watering during establishment.
Growing method
Agastache ‘Butter Yellow’: Preferably in spring, in warm, workable soil, with regular watering during establishment. After planting Agastache ‘Butter Yellow’, water enough to thoroughly moisten the root ball. Once established, allow the surface to dry between waterings and prioritize good drainage, especially during thaws. Winter drainage is crucial for this agastache; avoid depressions where water accumulates during thaws.
Soil and care
The right care,at the right time.
Drought tolerance
Yes
Watering
After planting Agastache 'Butter Yellow', water enough to thoroughly moisten the root ball. Once rooted, allow the surface to dry out between waterings and prioritize good drainage, especially during thaws.
Soil type
Well-drained, rather light; avoid water pockets around the crown
Fertilization
Fertilizer for flowering
Moisture
Low to moderate after establishment; drainage is a priority
Seasonal care
Agastache ‘Butter Yellow’: wait for spring regrowth before removing parts that have dried out over winter. During its flowering period (June-September), also monitor for damaged stems and neighboring plants that might obscure the clump.
Container growing
A garden,within reach.
To try Agastache 'Butter Yellow' in a container, choose a stable pot with drainage holes, suitable for the root ball and its future size (40 cm). Water must drain freely after each watering; check the root ball more often than you would for plants in the ground. Plan to protect the container in winter depending on your climate.
Bloom and dimensions
Its place,in your garden.
Mature height
10 inches (25.5 cm)
Width / spread
16 inches (40.5 cm)
Flower color
YELLOW
Foliage color
Green
Foliage type
Lapsed
Growth rate
Moderate
Growth habit
Bushy
Fragrance
Undocumented for this selection
Bloom period
June-September
Harvest
Coupe de tiges florales pour les bouquets; usage décoratif.
Garden associations
In goodcompany.
Companion plants
Possible pairings for Agastache 'Butter Yellow': upright sedums, border sages, yarrows. Choose varieties that tolerate sun and comparable moisture; allow each clump enough space to reach its mature size.
Frequently asked questions
Your questions,answered.
Where to plant Agastache 'Butter Yellow'?
Provide sun and well-drained, rather light soil; avoid water pooling around the base of the plant. Winter drainage is crucial for this agastache; avoid depressions where water accumulates during thaws.
Where should I plant Agastache 'Butter Yellow'?
Expect the plant to reach about 25 cm in height and 40 cm in width at maturity. Space plants about 40 cm apart (center to center), adjusting based on the actual development of the clump. This size is suitable for use in the foreground of borders and rockeries.
When does Agastache 'Butter Yellow' bloom?
The specified period is June-September. The flower palette is yellow. The exact date and duration depend on the climate, season, and plant establishment.
How to water and care for Agastache 'Butter Yellow'?
After planting Agastache 'Butter Yellow', water enough to thoroughly moisten the root ball. Once rooted, allow the surface to dry between waterings and prioritize drainage, especially during warm spells. Wait until you see new spring growth before removing any parts that have dried out over winter.
Can Agastache 'Butter Yellow' be grown in a pot?
To try Agastache 'Butter Yellow' in a container, choose a stable pot with drainage holes, suitable for the root ball and its future size (40 cm). Water should drain freely after each watering; check the root ball more often than if it were planted in the ground. Plan to protect the container in winter depending on your climate.
Wildlife and pets
Life,around your plants.
Supporting wildlife
Agastache Poquito 'Butter Yellow' attire les colibris pendant sa floraison. Choisissez son emplacement selon l’exposition recommandée et surveillez l’humidité du sol pour accompagner son installation. Placez les fleurs là où leurs visiteurs peuvent être observés sans déranger la plantation. Évitez les traitements insecticides sur les fleurs ouvertes; les visites dépendent des conditions du jardin.
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