Homebrew:Sapling
Plant Spirit is conjured by Summon Plant, homebrew content created by KibblesTasty.

Large plant (Dryad form: Medium plant), unaligned
Armor Class 12 + SL Natural Armor
Hit Points 35 (5d8 + 2) + 10 * (SL - 3)
Speed 20 ft.
Roll initiative! -1
STR
DEX
CON
INT
WIS
CHA
16 (+3)
8 (-1)
14 (+2)
10 (+0)
16 (+3)
10 (+0)
Damage Vulnerabilities Fire
Damage Resistances Bludgeoning
Senses Blindsight 60 ft. (Shambling Mound form only), Darkvision 60 ft., Passive Perception 10
Languages Sylvan, understands the languages you speak
Engulf. (Shambling Mound form only) If the plant hits a target that it is grappling, that target becomes restrained until the grapple ends.
Actions Multiattack. The plant makes a number of attacks equal to half SL (rounded down).
Entangling Slam. (Shambling Mound form or Treant form only) Melee Weapon Attack: your spell attack modifier to hit, reach 5ft, one target. Hit: 1d10 + 3 + SL bludgeoning damage and the target is grappled (escape DC is your spell save DC). Until this grapple ends, plant can't use this attack on another target.
Vine Lash. (Dryad form or Treant form only) Melee Weapon Attack: your spell attack modifier to hit, reach 15ft, one target. Hit: 1d8 + 3 + SL slashing damage and the target is grappled (escape DC is your spell save DC). Until this grapple ends, plant can't use this attack on another target.Description
Several of the Plant Spirit's characteristics above use "SL". This is the spell level used to cast Summon Plant.