In 1888, he moved to England, designing flower beds at Hyde Park and became a staff at the Royal Botanical Gardens in Kew.
In 1907 he took a better offer[4] from Krishnaraja Wodeyar, the ruler of Mysore to serve him and he succeeded John Cameron at the Lal Bagh Gardens as an economic botanist and superintendent.
[6][7] As a consulting architect, he introduced regulations for protection of old monuments, and examined designs of new buildings including the guesthouse for the Maharaja of Mysore, a pavilion in the municipal park of Kolar and for the British Residency at Quetta.
[8][9] Krumbiegel introduced many plants using his connections and these included Rhodes grass, Russian sunflower, soya bean, American maize, Mesquite beans, saltbush, velvet beans and styrax balsam, Acacia dealbata from Africa, Feijoa sellowiana from Paris, Elaeocarpus bancroftii from Australia, Canarium commune from the Philippines, Ceiba pentandra from Burma, Cedrela odorata, Amherstia nobilis from Singapore, Malphigia glabra from the Caribbean, Japan, Chenopodium ambrosioides from Budapest, Hydnocarpus Thailand, and Livistonia australis from Java.
After 1932, Krumbiegel continued to live in Bangalore, working as consulting architect and advisor in town planning and horticulture, till his death in 1956.