Answer: hothouse

AnswerCrossword Clue
HOTHOUSE

Orchid's propagation site

HOTHOUSE

Center of activity

HOTHOUSE

Botanist's workplace

HOTHOUSE
Growing area
HOTHOUSE
Where fruit is grown.
HOTHOUSEGlass edifice.
HOTHOUSEFlorist's supplier
HOTHOUSEWhere tender plants get a chance
HOTHOUSEPlace for an orchid
HOTHOUSEPlace of growing concern
HOTHOUSEBreeding ground
HOTHOUSEWhere things might pop up in a nursery
HOTHOUSENursery locale