Organic 'Katz Formula Mix' Wallflower
Matthiola incana.
Product code : GAIAS-0322
Organic 'Katz Formula Mix' wallflower (Matthiola incana) from the seed company Gaia, a fragrant, elegant and irresistible blend for fresh bouquets
The 'Katz Formula' mix combines highly fragrant wallflowers with generous, showy blooms in shades of pink, white, and purple. A cool-season annual (or short-lived perennial), it forms upright flower spikes that add verticality and vibrancy to the garden. Highly attractive to bees and other pollinators , it thrives both in the ground and in containers. Cultivated for its captivating fragrance and exceptional longevity as a cut flower , it enhances borders, flowerbeds, and floral arrangements while offering an irresistible, classic charm.
Spread/Habit : Upright spikes, compact clump
Plant height : 30 to 45 cm (12–18″)
Quantity per packet : 20 seeds
Certification : Environmentally friendly product
Special features : Intense fragrance, cool-season flowering, excellent cut flower, attracts pollinators, varied colours
Flower color : Multicolored (pink, purple, white)
Texture/flavor : Fragrant, decorative
Cold tolerance : Resistant to light frosts
Resistant to deer (undocumented → leave blank)
Farming method
Sow indoors 6 to 8 weeks before the last frost , or directly outdoors after the last frost. Bury at a depth of 6 mm (1/4″) .
Wallflowers are very susceptible to damping-off : water from the bottom only .
Install in partial sun / partial shade (level 2) with moderate watering (level 2).
Germination in 3 to 20 days between 12 and 18 °C (optimum 15 °C).
Space the plants 28 cm (11″) apart, with 43 cm (17″) between rows.
Harvesting and preservation
Harvest when 1/3 to 1/2 of the flowers on a stem are open , removing most of the foliage.
Wallflowers are a very long-lasting cut flower , lasting up to 10 days if the water in the vase is changed frequently.
Usage ideas
• In fragrant borders in spring
• In elegant floral arrangements
• In containers to scent patios and entrances
• In pollinator gardens
• In long-lasting romantic bouquets
The wallflower 'Katz Formula Mix' is a fragrant, refined and incredibly decorative variety, ideal for gardens that wish to combine colour, verticality and fragrance.
Practical guide
How to use it
Good to know
Frequently asked questions
01 Comment conserver les semences de Mélange de giroflées Katz Formula avant le semis?
02 Comment semer Mélange de giroflées Katz Formula?
03 Quelles conditions favorisent la germination de Mélange de giroflées Katz Formula?
04 Où installer Mélange de giroflées Katz Formula au jardin?
05 Quand et comment récolter Mélange de giroflées Katz Formula?
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