Cactus Blight

Thorny. The blight is covered in long, sharp needles. If a creature is within 5 feet of the blight at the beginning of its turn, it must make a DC 13 Dexterity saving throw or take 7 (2d6) piercing damage. If a creature makes a melee attack against the blight, it takes 7 (2d6) piercing damage.

Many Arms. The blight, like a cactus, can have almost any amount of arms, giving it an advantage when it has many arms. Roll a d8 to determine how many arms it has. It has an additional d12+6 hit points per arm it has.

Multiattack. The cactus can make as many slam attacks as it has arms (maximum 4 attacks).

Slam. Melee Weapon Attack: +6 to hit, reach 10 ft., 1 target. Hit: 15 (2d6 + 8) bludgeoning damage plus 11 (2d4 +6) piercing damage.

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., 1 target. Hit: 21 (3d8 + 8) piercing damage. 

Needles. The blight can fire up to 10 needles, choosing which target within a 75 foot radius of it each individual needle targets. A needle that hits its target deals 10 (3d6) piercing damage.

Grow Needles (maximum 5 times per hour). The blight sprouts 20 needles.

Grow Fruits (maximum 1 per day). The blight sprouts 1d6 magical cactus fruits, that heal the consumer by 2d6 hit points.