cactus leaf with thorns and flowering shrub

arboretum bark bloom botany branches breeding brown buds care climate crown cultivation culture cuttings decoration decorative design flora flowers garden gardening geography green greenhouse ground growing hobby honey industry inflorescence irrigation kuktus landscape landscaping leaf leaves leisure mod nature open park perennial pests petals plant pollination popular prickly profession propagation science season seeds selection soil southern species spikes spring stems street subtropics succulent summer territory travel tropics trunk variety watering white