| Command | Description |
| F(x) | creates a Cylinder of the length x |
| F(x,d) | creates a Cylinder of the length x and the diameter d |
| F(x,d,c) | creates a Cylinder of the length x the diameter d and the color c |
| M(x) | moves the turtle state for a distance x without creating an object |
| Translate(x,y,z) | move the turtle state by x y z |
| RL(a) | rotate a degrees around the local left/x axis |
| RU(a) | rotate a degrees around the local up/y axis |
| RH(a) | rotate a degrees around the local head/z axis |
| Rotate(x,y,z) | rotate all axis by the given degrees |
| AdjustLU | Rotation around the local head/z axis, so that the local up axis points upwards as far as possible points upwards |
| Plus(a), Minus(a) | rotate the up/x axis by a/-a degrees |
| Scale(x,y,z) | Scale on the three axes |
| Scale(s) | scale on all axes by s |
| RV(e) | gravitropism of the magnitude e |
| RG | maximal gravitropism such that local z-direction (points downwards) |
| RD(v,e) | Directional tropism of the magnitude e towards a vector(direction) v |
| RO(v,e) | Directional tropism in the direction the projection of the current direction of motion onto a plane perpendicular to v perpendicular plane with magnitude e |
| RP(p,e) | Position-controlled tropism to position p with magnitude e |
| RN(n,e) | Position-controlled tropism to node n with magnitude e |
| P(x) | sets the color to the EGA state x |
| [ | Start branching and saving the current turtle state |
| ] | End a branch and return to the last saved turtle state |
| More turtle state specific commands: | |
| L(x) | Sets the length of the turtle state to x |
| L0 | Resets the length of the turtle state to default |
| LAdd(x) | Adds x to the length of the turtle state |
| LMul(x) | Multiplies the length of the turtle state by x |
| F0 | Create a Cylinder of the length of the current turtle state |
| M0 | Moves by the length of the current turtle state |
| FAdd(x) | Create a Cylinder of the length of the current turtle state plus x |
| FMul(x) | Create a Cylinder of the length of the current turtle state multiplied by x |
| Ll(x),LlAdd(x), LlMul(x) | similar to the L commands above but local (only applied to the next F) |
| RV0 | gravitropism of the magnitude of the current turtle state |
| V(x),V0,VAdd(x),VMul(x) | similar to L but for the magnitude of the gravitropism (also with Vl for local) |
| D(x),D0,DAdd(x),DMul(x) | similar to L but for the Diameter of F (also with Dl for local) |
| Pl(x) | local color definition |
| P0 | reset color to default |