Scary Island!

Orange leaves, warm days, cool nights and a big yellow moon: It must be fall. Come out, come out all ghosties, ghoulies, goblins and mummies, and enjoy the season of the witch on Staten Island. From Tottenville to Randall’s Manor, there’s much to do.

Pumpkins, hayrides and corn maze

Start off the month with pumpkin picking, good old-fashioned hayrides and a corn maze every weekend from Oct. 2 through Oct. 30 at Decker Farm.

Decker Farm is New York’s oldest continually farmed site. Enjoy a day of crafts, pumpkin picking, hayrides, colonial games and a romp through a traditional corn maze.

Pumpkin picking and corn maze at Decker Farm [435 Richmond Hill Rd., (718) 351-1611 ext. 281]. Oct. 2 through Oct. 30 from 11 am to 4 pm. Admission includes shuttle bus from Historic Richmond Town, $5 per person, $16 for family of four. Shuttle from parking lot at 441 Clarke Ave. Last shuttle at 3:45 pm.

Haunted house and corn maze

For a ghoulishly grand time, visit Green Side Up Garden Center, which is a scarily good place to be this October.

“Trapped In Purgatory” is a haunted attraction that has been voted one of the top five in New York State. This year’s edition is scarier than ever, featuring a haunted corn maze which leads to the main event, a haunted house themed “Motel 666.” You can check in, but can you check out?

Boo-ware — the corn maze and haunted house are not for the faint of heart.

Haunted corn maze and haunted house [5050 Hylan Blvd., (718) 967-5039]. Open every Friday and Saturday now through Oct. 31 from 7 to 11 pm; and 6 to 10 pm on Sundays. Admission is $18 for one attraction, or $30 for both corn maze and haunted house. For more info, visit greensideupgardencenter.com.

Zoo spooktacular

Shiver and shake at the “Spooktackular” event on Oct. 22 and 23 at the Staten Island Zoo.

Be prepared to experience the spookiest Halloween festival ever.

Visit the Houses of Harry Potter, Alien Zoo, Alice in Wonderland and enjoy live shows or stroll through the life-size Candy Land game.

Come dressed to spook at the annual costume contest.

Kids can visit with Buck The Talking Deer and participate in a game of “Family Feud.”

“Spooktacular” at the Staten Island Zoo [610 Broadway, (718) 442-3174]. Oct. 22 from 6 to 9:30 pm and Oct. 23 from 5:30 to 9 pm. Tickets are $13 for members and $16 for non-members. For more info, visit www.statenislandzoo.org.

Halloween carnival

Choose your favorite gourd and learn the finer points of decorating your pumpkin, plus bob for apples, play games and, of course, collect your tricks and treats on Oct. 21 at the Greenbelt Nature Center.

Halloween Carnival at Greenbelt Nature Center [700 Rockland Ave., (718) 351-3450]. Oct. 21 from 4 to 6 pm. Free.

Halloween in Richmond Town

For chills and thrills, have the whole family trick-or-treat at the historic village in Richmond Town on Oct. 28.

Bob for apples, play games and visit restored colonial houses.

Halloween in Richmond Town [441 Clarke Ave., (718) 351-1611 ext. 281]. Oct. 28 from 3:30 to 5 pm. Admission is $8 for children and $3 for adult non-members; $7 for children and free for adult members. Reservations required.