Nursery or breeding house
WALTER BLOM & ZOON B V
2 US plant patents, granted between 2004 and 2005.
Filed under the WALTER name. Related entities are listed separately on the WALTER search, because a company and a person are not the same filer even when the name matches.
Already in the public domain — 2 cultivars
Most recently freed first. Anyone may propagate and sell these plants — though the name it is sold under may still be a live trademark.
- Ivory HeartsPP15599Variety of Dicentra plant named ‘Ivory Hearts’PUBLIC DOMAINApril 20, 2023
- Candy HeartsPP14692Variety of dicentra plant named ‘Candy Hearts’PUBLIC DOMAINApril 16, 2023