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Australia's finest range of heirloom seeds since 1986


Mammoth Excelsior Seeds

(Matthiola incana)

Tall 60-90cm non-branching columns of brilliant colour, excellent as a cut flower, strongly scented in shades of pink, red, yellow, cream, lilac, apricot and white. Single and semi-double blooms. Ideal germination temperature: 18 - 24°C. Best sowing time: autumn to early winter in temperate regions; autumn in subtropical climates. Thrives in well-drained, neutral pH loamy soil and requires a sunny location. Expect flowers in 12 - 14 weeks.

Seed count: 600/g.

Available options:

Eden Seeds
Packet (80 seeds) $3.90

General information:


A most popular hardy spring flowering biennial, grown as an annual, showy flower spikes, spring flowering, strongly fragrant, use in landscaping, borders and pots and as cut flower, prefers rich friable soils, sow mid summer to autumn, autumn only in warmer areas, direct sowing is rewarding.

600 seeds per gram.
Seed savers needed
Sprout & Eat
Sprout & Cut
There are no shipping
restrictions for this seed.
W.A. CustomersDue to quarantine restrictions in W.A. there is a 10,000 seeds limit per each variety.
Stock seed count is 600/g. Please stay under this 10,000 seeds limit when ordering seeds as we will have to reduce or remove it from your order. If you have any queries on ordering large quantities please phone us on (07) 5533 1177.
TAS CustomersDue to quarantine restrictions in TAS there is an 800g limit per each seed variety.
Please stay under this 800g limit when ordering seeds as we will have to reduce or remove it from your order.






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