Hybrids of European Pear (Pyrus communis) and the Common Whitebeam (Sorbus aria)

Hybrids of European Pear (Pyrus communis) and the Common Whitebeam (Sorbus aria)

Bollwiller Pear Sorbopyrus x auricularis ｴTatarovaｴ , Czech Republic on 23rd August 2018 (CTK Photo Kiesenbauer Zdenek)

Hybrids of European Pear (Pyrus communis) and the Common Whitebeam (Sorbus aria)

Hybrids of European Pear (Pyrus communis) and the Common Whitebeam (Sorbus aria)

Bollwiller Pear Sorbopyrus x auricularis ｴTatarovaｴ , Czech Republic on 23rd August 2018 (CTK Photo Kiesenbauer Zdenek)

Hybrids of European Pear (Pyrus communis) and the Common Whitebeam (Sorbus aria)

Hybrids of European Pear (Pyrus communis) and the Common Whitebeam (Sorbus aria)

Bollwiller Pear Sorbopyrus x auricularis ｴTatarovaｴ , Czech Republic on 23rd August 2018 (CTK Photo Kiesenbauer Zdenek)

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Kvet malokvete ruze ｴThe fairyｴ -- Flower of Little Flower Rose 'The Fairy', Czech Republic on 9th June 2018 (CTK Photo Kiesenbauer Zdenek)

Tulip ｴHocus Pocus', flowering tulips in the Dendrological Garden

Tulip ｴHocus Pocus', flowering tulips in the Dendrological Garden

Detail of a blooming Hocus Pocus tulip, Czech Republic on 26th April 2018 (CTK Photo Kiesenbauer Zdenek)

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Kvet zapomenute odrudy ruze ｴUlrich Brunner Filsｴ z 19. stoleti --The Flower of the Forgotten Rose 'Ulrich Brunner Fils' from the 19th Century, Czech Republic on 28th May 2018 (CTK Photo Kiesenbauer Zdenek)

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Kvet zapomenute odrudy ruze ｴUlrich Brunner Filsｴ z 19. stoleti --The Flower of the Forgotten Rose 'Ulrich Brunner Fils' from the 19th Century, Czech Republic on 28th May 2018 (CTK Photo Kiesenbauer Zdenek)

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Kvet anglicke ruze, odruda ｴGolden Celebrationｴ -- Flower of English rose, varietyｴGolden Celebrationｴ', Czech Republic on 26th September 2018 (CTK Photo Kiesenbauer Zdenek)

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Kvet stoliste ruze ｴGros Choux d'Hollandeｴ -- Flower of centifolia roseｴGros Choux d'Hollandeｴ, Czech Republic on 28th May 2018 (CTK Photo Kiesenbauer Zdenek)

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Kvet stoliste ruze ｴGros Choux d'Hollandeｴ -- Flower of centifolia roseｴGros Choux d'Hollandeｴ, Czech Republic on 28th May 2018 (CTK Photo Kiesenbauer Zdenek)

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Heritagel roses in the collections of the Dendrological Gardens in Pruhonice

Kvet stoliste ruze ｴGros Choux d'Hollandeｴ -- Flower of centifolia roseｴGros Choux d'Hollandeｴ, Czech Republic on 28th May 2018 (CTK Photo Kiesenbauer Zdenek)

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Kvet pnouci ruze, odruda ｴAmadeusｴ -- Flower of climbing rose, varietyｴAmadeusｴ', Czech Republic on 9th June 2018 (CTK Photo Kiesenbauer Zdenek)

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Kvet anglicke ruze, odruda ｴGolden Celebrationｴ -- Flower of English rose, varietyｴGolden Celebrationｴ', Czech Republic on 26th September 2018 (CTK Photo Kiesenbauer Zdenek)

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Kvet kerove ruze, odruda ｴRed Yesterdayｴ -- Flower of shrub rose, varietyｴRed Yesterdayｴ', Czech Republic on 26th September 2018 (CTK Photo Kiesenbauer Zdenek)

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Modern oses in the collections of the Dendrological Gardens in Pruhonice

Kvet malokvete ruze ｴThe fairyｴ -- Flower of Little Flower Rose 'The Fairy', Czech Republic on 9th June 2018 (CTK Photo Kiesenbauer Zdenek)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), orange flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), orange flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming orange primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), red flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), red flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming red primrose in a pot, Czech Republic on February 20, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), purple flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), purple flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming purple primrose in a pot, Czech Republic on February 20, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), dark red flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), dark red flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming dark red primrose in a pot, Czech Republic on February 20, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), red flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), red flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming red primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), orange flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), orange flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming orange primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), blue flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii), blue flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming blue primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), yellow flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), yellow flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming yellow primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), white flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), white flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming white primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), white flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

CR, Nature, garden, Primrose, Common Primrose, Polyanthus, (Primula ﾗ polyantha, Primula x tommasinii, ), white flowers, Flowers, Flowering, Spring, Early Spring, Gardening, Decoration, Greenhouse, floristry, Easter decorations

Blossoming white primrose in a pot, Czech Republic on February 16, 2018 (CTK Photo/Zdenek Kiesenbauer)

Zdenek Kiesenbauer, Jiri Marecek, Jan Kolar, memorial bench to dendrologist Karel Hieke, the Dendrological Garden in Pruhonice

Zdenek Kiesenbauer, Jiri Marecek, Jan Kolar, memorial bench to dendrologist Karel Hieke, the Dendrological Garden in Pruhonice

The Dendrological Garden chief Zdenek Kiesenbauer (centre), former Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG) director Jiri Marecek (left) and Krasna Lipa Mayor Jan Kolar (right) unveiled a memorial bench to dendrologist Karel Hieke in the Dendrological Garden, Pruhonice, Central Bohemian Region, Czech Republic, on July 15, 2020. (CTK Photo/Libor Sojka)

Zdenek Kiesenbauer, Jiri Marecek, Jan Kolar, memorial bench to dendrologist Karel Hieke, the Dendrological Garden in Pruhonice

Zdenek Kiesenbauer, Jiri Marecek, Jan Kolar, memorial bench to dendrologist Karel Hieke, the Dendrological Garden in Pruhonice

The Dendrological Garden chief Zdenek Kiesenbauer (third from right), former Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG) director Jiri Marecek (second from right) and Krasna Lipa Mayor Jan Kolar (right) unveiled a memorial bench to dendrologist Karel Hieke in the Dendrological Garden, Pruhonice, Central Bohemian Region, Czech Republic, on July 15, 2020. (CTK Photo/Libor Sojka)

Zdenek Kiesenbauer, Jiri Marecek, Jan Kolar, memorial bench to dendrologist Karel Hieke, the Dendrological Garden in Pruhonice

Zdenek Kiesenbauer, Jiri Marecek, Jan Kolar, memorial bench to dendrologist Karel Hieke, the Dendrological Garden in Pruhonice

The Dendrological Garden chief Zdenek Kiesenbauer (centre), former Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG) director Jiri Marecek (left) and Krasna Lipa Mayor Jan Kolar (right) unveiled a memorial bench to dendrologist Karel Hieke in the Dendrological Garden, Pruhonice, Central Bohemian Region, Czech Republic, on July 15, 2020. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Tunde Bartha, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Tunde Bartha, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are Minister Brabec, the head of the Office of the Czech Government Tunde Bartha, the chief of the Garden Zdenek Kiesenbauer (backward) and PM Babis. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Tunde Bartha, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Tunde Bartha, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are Minister Brabec, the head of the Office of the Czech Government Tunde Bartha, the chief of the Garden Zdenek Kiesenbauer (backward) and PM Babis. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are the chief of the Garden Zdenek Kiesenbauer, Babis and Brabec. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are the chief of the Garden Zdenek Kiesenbauer, Babis and Brabec. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are Babis and the chief of the Garden Zdenek Kiesenbauer. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Ivan Suchara, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Ivan Suchara, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are Babis, Brabec, the Institute director Ivan Suchara and the chief of the Garden Zdenek Kiesenbauer. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Ivan Suchara, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Ivan Suchara, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are Babis, Brabec, the Institute director Ivan Suchara and the chief of the Garden Zdenek Kiesenbauer. (CTK Photo/Libor Sojka)

Andrej Babis, oak tree planting, Richard Brabec, Zdenek Kiesenbauer

Andrej Babis, oak tree planting, Richard Brabec, Zdenek Kiesenbauer

Czech Prime Minister Andrej Babis and Environment Minister Richard Brabec plant xerophytic oak trees in Dendrological Garden, Pruhonice, that will become part of Path of Drought, a project of Silva Tarouca Research Institute for Landscape and Ornamental Gardening (RILOG), Pruhonice, Czech Republic, on Thursday, October 31, 2019. On the photo from left there are Babis, Brabec and the chief of the Garden Zdenek Kiesenbauer. (CTK Photo/Libor Sojka)

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice, Czech Republic on October 20th, 2018. (CTK Photo/Zdenek Kiesenbauer)

Karel Capek Memorial at Strz

Karel Capek Memorial at Strz

Karel Capek Memorial at Strz, Czech Republic on October 23, 2005 (CTK Photo/Zdenek Kiesenbauer)

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice, Czech Republic on October 20th, 2018. (CTK Photo/Zdenek Kiesenbauer)

The Garden of Karel Capek in Kralovske Vinohrady before reconstruction, duplex villa of Karel and Josef Capek

The Garden of Karel Capek in Kralovske Vinohrady before reconstruction, duplex villa of Karel and Josef Capek

Karel Capek Garden in Kralovske Vinohrady, Czech Republic, on August 13th, 2004. (CTK Photo Zdenek Kiesenbauer)

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice, Czech Republic on October 20th, 2018. (CTK Photo/Zdenek Kiesenbauer)

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice

Autumn coloring of ornamental shrubs in the Dendrological Garden in Pruhonice, Czech Republic on October 20th, 2018. (CTK Photo/Zdenek Kiesenbauer)

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on June 24, 2017. (CTK Photo/Zdenek Kiesenbauer)

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on July 28, 2017. (CTK Photo/Zdenek Kiesenbauer)

Euphorbia grifithii Dixter, Flower beds in the Dendrological Garden in Pruhonice

Euphorbia grifithii Dixter, Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on May 31, 2017. (CTK Photo/Zdenek Kiesenbauer)

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on June 24, 2017. (CTK Photo/Zdenek Kiesenbauer)

Euphorbia grifithii Dixter,Flower beds in the Dendrological Garden in Pruhonice

Euphorbia grifithii Dixter,Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on May 31, 2017. (CTK Photo/Zdenek Kiesenbauer)

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on June 24, 2017. (CTK Photo/Zdenek Kiesenbauer)

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice

Flower beds in the Dendrological Garden in Pruhonice, Czech Republic on July 28, 2017. (CTK Photo/Zdenek Kiesenbauer)

The Garden of Karel Capek in Kralovske Vinohrady before reconstruction, duplex villa of Karel and Josef Capek

The Garden of Karel Capek in Kralovske Vinohrady before reconstruction, duplex villa of Karel and Josef Capek

Karel Capek Garden in Kralovske Vinohrady, Czech Republic, on July 12th, 2004. (CTK Photo Zdenek Kiesenbauer)