PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Pacific Seeds Pty Ltd
also searched as: хисун 45
10 August 2026
The hybrid is often used in experimental work when studying plant response to nitrogen and water nutrition, as well as in the analysis of leaf temperature regime. It is a standard subject for research in the fields of micropropagation, tissue regeneration, and genetic transformation.
In scientific literature, the hybrid is mentioned in the context of trials for resistance to rust Puccinia helianthi and white mold Sclerotinia sclerotiorum. Agronomic descriptors such as height, maturity group, or oil content indicators are not presented in open sources.
3 jurisdictions
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 215897
№ 19910419
№ 1000644
№ 003830_A 003830
№ 93/3141
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
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Advanta Seed International
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ICI PACIFIC SEEDS
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ICI PACIFIC SEEDS
Nearby in the species list HYSUN 322 IT HO, Hysun 33, Hysun 34, Hysun 351, Hysun 354, HYSUN 360, HYSUN 371, HYSUN 4143, Hysun 426 HO, Hysun 44, HYSUN 5951, HYSUN232 HO, HYSUN331ITHO, I 101, I 101 A, I 23, I 284, I 6, I.B.H. 166, I278