5th April

…utilis ssp. albosinensis Betula pendula ssp. szechuanica ‘Liuba White’. The catkins have individual flowers with red centres. Catkins in profusion all over. Betula pendula ssp. szechuanica ‘Liuba White’ Betula pendula…

2nd April

…from sea level in Sichuan and planted here in 2001. Betula pendula ssp. szechuanica ‘Liuba White’ Betula pendula ssp. szechuanica ‘Liuba White’ I think these are new male catkins and…

6th May

…Foster’ Betula utilis var jacquemontii ‘Knightshays’ Betula utilis var jacquemontii ‘Knightshays’ Betula szechuanica ‘Liuba White’ Betula szechuanica ‘Liuba White’ Betula albosinensis Betula albosinensis Betula utilis var jacquemontii ‘Jermyns’ Betula utilis…

6th March

…jacquemontii Betula pubescens Betula papyrifera Betula var. commutata Betula alleghaniensis Betula dahurica Betula albosinensis Betula pendula ssp. populifolis Betula x caerulea Betula pendula ssp. szechuanica Betula cordifolia Betula mandschurica Betula…