Nature's brother

By getting into closer contact with the nature and all the beings you can now achieve the highest level of power, becoming a part of the nature itself,  being able to talk with all the being and control them, you can also now free the rage of the nature to summon the strongest entities

Revenge of the earth

You can now cast a special unique spell called "Earth's cry". This spell will incanalate the anger of the nature into your hands, letting you to summon a powerfull elemental entity that will last 'till the fight ends.

This entity looks like a giant made out of grass,rocks and some small plants, this entity is gargantuan sized and has infinite hp. It looks like an humanoid. This entity is unable to move.

After casting this spell The ground will start making noises and slowly a giant arm will come out of it, followed by another arm and a head with some parts of the chest. 

The entity stats are

h.p 100

Size: gargantuan

Str 30

Con 30

Dex 30 

Int 30

Wis 30 

Cha 30

immunity to: any sort of damage or spell

This entity attacks using his giant hand as a weapon,knocking the ground and dealing a bludgeoing damage of 5d6 + the Str modifier of this entityi n a 6x6 feets range . The attack will always land but the enemies can roll a save throw on dex to completelly avoid the damage. The entity can only attack in a range of 30x30 feets around it.

This spell strenght increases at level 20, in fact when the caster is a level 20 druid with this sub-class the entity will have the ability to move freely around the battlefield with a speed that's the same as the user, The entity will also gain a new special attack called "Anger shockwave", this attack will cause every entity except the caster of "Anger shockwave" to get 10d10 damages in a rage of 120x120 feets. The entity will get automatically damged completelly ignoring any sort of immunity or resistance. This attack automatically passes the throw to hit.

After using this ability you can't use it again for 1 week.

Warning: this spell hits EVERY entity except the caster, so it means it can kill even the druid or your teammates.

This spell requires a concentration 10 turns to cast and can only be casted during a fight. 

The druid can't move during the whole process and will be damaged by every attack against him, even if he has a magic protection or an immunity to this attack.

If an attack hits the druid while casting this spell he'll automatically lose concentration.

The druid can't cast any other spell or prepare any action during the concentration, or else he'll automatically have to redo the whole proces from the start.

Earth's complete bless

You can now talk with any animal without having to throw a dice on the specified ability.

During every fight, when you or any of your teammates goes under the 50 percent of his/her total hp you can consume one action to pray the earth and give the chosen target an amount of temporary h.p equal to the total of h.p he/she misses.

You can fully heal any animal you find on your path by throwing a dice, if the result is higher or equal to 10 the animal's h.p will be fully restored (cannot be used in fights).

You can now turn any wood item into any sort of item you already seen, but it will be made of wood.                                                                                                                                                                               If its any sort of weapon it'll deal 1d10 damage (depending on the type of the weapon, if its an hammer it'll deal bludgeoing damage, if its a spear it'll deal another kind of damage).              If its any sort of light source it will emit the same sort of light (can't copy any magic light source or a star light), but it will be blue colored instead of its normal color. You can copy only inanimate objects that weith less than 15 lbs. Those items will disappear after 30 minutes. You can use this ability only 3 times per day.

Nature lenguage

One time per day you can ask the help of the earth and roll a throw: if the result is 12 or higher you'll get the answer for what you are looking for (the DM can choose to don't say all but only a part of what you asked). You can also use this ability to ask help during fight: by doing that you will be completelly camouflaged with the enviroment, resulting the first attack you deal after using this ability, to gain advantage on the throw.

One time per day you can use one spell of the druid class (not this sub class) without spending any slot. If you apply this ability on a spell that is level 4 or higher but lower than 7, the cooldown of this ability becomes 3 days, if you apply this ability on a level 7,8,9 spell then the cooldown of this ability will become a whole week.

Meditation rest

By meditating you don't need anymore to sleep. A short rest counts as a long rest for you.

You also regain health while a short rest.

you regain a bonus hit dice while resting.

Nature's spirit.

You can talk to the nature to ask directions or where to find certain places (this ability can be limited by the d.m).

Thanks to the blessing of the nature You can learn a bonus cantrip from any class  (except warlock).