The most common and most likely answer to this crossword clue is the 7 letter word HABITAT
I've seen this crossword clue in The Daily Telegraph
H
A
B
I
T
A
T
More clues leading to the result HABITAT
- Boater, say, welcoming some home
- A mite invading cloche possibly where a plant is growing
- Somewhat overwhelmed by Balmoral, maybe, finding the place haunted
- Home of some in Derby perhaps
- Sailor interrupts murder at home
- Usual practice to have volunteers set up living area
- Practice at home
- Place a small amount in bucket?
- In Panama, say, a little place where I live
- Environment Tabitha created
Buddy explains!

The straight part
We know that "natural home" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case natural home = habitat.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does HABITAT mean?
HABITAT noun- Conditions suitable for an organism or population of organisms to live.
- A place or type of site where an organism or population naturally occurs.
- A terrestrial or aquatic area distinguished by geographic, abiotic and biotic features, whether entirely natural or semi-natural.
- A place in which a person lives.